I think that is because the assist cuts out beyond a certain level of RPM. Build Quality: The Tongsheng seems like a nicer build quality. If you use the open-source firmware, you can actually unlock the controller to provide up to 30A, but plenty of  experimenters have fried their TSDZ2 by using only 18A, but…they were using it too often. Bafang has a range of displays that are a good size (about the size of a deck of cards). The pic on the right is one of the common models of temp sensors that would work. https://www.eco-ebike.com/collections/tsdz2-accessories-parts This will prevent your derailleur, cassette or chain from breaking when you accidentally would switch gears under high load. The TSDZ2 controller is made by Kunteng/KT, and it uses a well-known programmable chip, and being able to “re-flash” the firmware is something that was already a known capability. A battery pack that has 14 lithium cells in series (14S) is often referred to as a 52V pack, but when it is fully-charged to 4.2V per cell (we recommend 4.1V, click here), the actual pack voltage would be 58.8V. Although it does have a USB port. Noise: The Tongsheng is quieter. Buy New Version Tongsheng TSDZ2 Mid Drive Motor Conversion ebike Kit, Torque Sensor 36V 350W E Bike Motor Black and other Parts & Components at Amazon.com. I wish it were smaller. More > Battery Charger BMS; $16$16. Suitable for Tongsheng TSDZ2 mid motor. They have a “street legal”  speed limit on ebikes of about 16-MPH (25 km/h). If the TSDZ2 turns out to be “not enough power” for you, then using a temp sensor means that you can at least sell it while it is still running, to recoup some of your investment. Which makes sense, since it has a lower wattage, and it doesn’t deliver quite as much power, [editor: adding your legs by pedaling always doubles the miles of the battery on any mid drive. Plus, a 48V battery can power an inverter to provide 120V AC to your home during a power outage. If you are annoyed by a speed-sensing ebike with it’s “delayed power on, and delayed off”, the time interval can be adjusted, but…like most people, I am not concerned about it. Well, one of the quirks of the TSDZ2 is that the controller is a  mass-produced unit by Kunteng/KT, and it uses a programmable master chip that is unpotted (not sealed under a thick coating of water-proofing goop). The three most common styles are a sprag, ramped-roller, and pawl. The speed limiter on the BBS02 can be removed (up to 99km/hr) with the C965 display. Swapping/Replacing the top-mount on bike frame; Installing washers in between rear wheel; Wren Fork: General adjustments; Tongsheng TSDZ2B: Repair manual So you can not use this throttle. Valeo Mid drive with integrated Effigear 7-sp... It’s an affordable 750W “USA-legal” kit, that you can add to your frame of choice, It’s the most available torque-sensing kit, and some riders LOVE a sweet TS, It is the absolute smallest 750W mid-drive kit available. A fried TSDZ2, and trust me when I say that a fried motor smells bad…. The TS in TSDZ2 stands for Tong Sheng, and that company decided a few years ago to make a mid drive kit that was as small as possible, but it would still be able to meet the 500W power restrictions of Canada, Austria, and Switzerland. Contact us at 1-833-MY-EBIKE (1-833-693-2453) for Sales or Support 800-881-4471 I highly recommend using 48V (or 52V) instead of 36V. If the blue plastic gear is damaged, you can replace it with a readily available brass gear, however…the drive WILL be noticeably louder after that. He is a real trooper. I think that is because the assist cuts out beyond a certain level of RPM. There is also a setting for “power adjustment”, which may help if I increase it. You can't miss this mid-drive motor. The USA has a 20-MPH speed limit for ebikes on streets, and the power limit is 750W (one horse-power). The stock 500W unit is made from “Chinesium”, which is a blend of recycled Chinese scrap steel and expired South-Korean cheese. - 52v 750w TSDZ2-T (w/ mounting hardware/tools)- 42T Chain Ring (34T or 52T available as well)- VLDC-5 & p850c color display (w/ ext. The gear sensor temporarily cuts off the motor as the gears change. $ 39.00 . That said, I highly recommend both, but I prefer the TSDZ2. And there is even a TS style that monitors the tension on the chain. I just wanted to share a new small issue that has happened to my TSDZ2 motor. Heavy equipment operator in the 1990's/traveled to various locations. Notice that the side-cover above has a rubber O-ring around its’ edge. That being said, the “750W” BBS02 has a better heat-shedding path, and also it starts out with more copper mass in the motor. It’s more intuitive. I honestly believe that anyone who uses 750W (or more) will eventually realize that they can be happy with the simplicity of a single chainring with no bottom bracket derailleur, but…some builders still want this, and the TSDZ2 is one of the few mid drives that allow that. In this Tongsheng TSDZ2 review I will go over the Benefits of this particular electric bike conversion kit. “…I prefer the Tongsheng and here’s why: It’s much smoother and blends into the normal bike riding experience, but still giving a nice boost. Throttle: A hand-throttle is available for both, but it’s unnecessary with the TSDZ2. The strain gauge in located in the center of the spindle, and the two discs on the left (one stationary, one spinning) comprise the speed sensor. ... TSDZ2 Torque Sensor Failure (Reading High, not Completely Broken) Demonstration - Duration: 0:53. The BBS02 has great torque and you can fly off the starting line. 100% brand new, high quality durable and practical. Display: The Tongsheng VLCD5 display is big. Best regards The noisy brass “upgrade” gear, the HF1216 “ramped roller” clutch-bearing from inside the primary gear using needle-rollers, and the 609RS shaft bearing. The fewer amps you use, the cooler it will run. Gear sensor: Also, I purchased and installed a gear sensor for the BBS02. Add to Compare. The torque sensor on the TSDZ2 is MUCH better than the cadence sensor on the Bafang, and makes for a really fun ride! Quick View. Written by Ron/spinningmagnets, December 2018, Grew up in Los Angeles California, US Navy submarine mechanic from 1977-81/SanDiego. That is why ebikes need softer seats, full-suspension, or seat shocks. TSDZ2 mid drive motor conversion kit with a torque sensor. There are two models: 1. If you hot rod a TSDZ2, there are many parts that could be damaged by the added heat, but…as far as the mechanical limits, the three main culprits are shown in the pic above. It can be too much power if you have it on a high setting. Gear sensor: Also, I purchased and installed a gear sensor for the BBS02. When I was un-impressed by the TSDZ2 years ago, it was a 36V unit that had a max adjustability of 500W, which means it was clearly designed for all the nations outside of the USA (admittedly a huge market), but if you start using this unit at 48V, I’m told it really wakes up (33% more watts, without a significant increase of heat). This runs fine on 500W, but 750W requires caution. With the BBS02, you just spin the pedals and go. I’ve seen coffee cups that were larger (and daddy likes his coffee). [rant over]. If you add a temperature sensor and follow the rules of wise mid-drive operations (always shift to the proper gear, don’t start out in high gear), the BBS02 is regularly run at (52V X 20A =) 1100W. Waterproof connection plug, easy to install. Here is a video from an Italian website that shows how to replace the blue nylon reduction gear with a brass upgrade gear. This drive was designed for the huge European market, and many of those governments are very involved in restricting the power of any ebike product that will be used to ride on their public streets. Tsdz2 Torque Sensor Mid Electric Bike Motor Kit With Gear Sensor And Brake Sensor Optional , Find Complete Details about Tsdz2 Torque Sensor Mid Electric Bike Motor Kit With Gear Sensor And Brake Sensor Optional,Tsdz2 Torque Sensor Mid Electric Bike Motor Kit,Torque Sensor Mid Motor,Mid Electric Bike Motor from Other Electric Bicycle Parts Supplier or … Note: The real color of the item may be slightly different from the pictures shown on website caused by many factors such as brightness of your monitor and light brightness. Edit: As of January 2019, LunaCycle.com in southern California has started to carry these. Dump truck driver in the 2000's/SW Utah. Eco Cycles Specializes in Service, Repair, and Distribution of Tongsheng Torque Sensing TSDZ2, and 8fun / Bafang BBS BBS01 BBS02 BBSHD Series Mid Drive Conversion Kits, Parts, Batteries, & More. Speaking of efficiency, I do  not recommend adding a hand-throttle to this kit. Tongsheng TSDZ2 Torque sensor mid motor Kits Sort by: Most Popular Sales Favorites New Price-Quick View. The five smaller wires that are attached to the white plug, they are for the Hall sensors. With the TDSZ2 you have to apply pressure to the pedals and so it feels more natural. 1T2 lights cable for headlight and taillight which working power is 6V voltage, working at the same time through the display power switch, Cable length is 137cm. Or upgrade to the BBSHD for even more power…”. If you have the 8-pin cable version, you don’t have to use the OS firmware or temp sensor, but…it is there if you ever decide to use it. It’s popular because it works “well enough”, and it helps to keep the price down. ... Tongsheng tsdz2 metal gear for 36v/48v tsdz motor engine replacement. Waterproof connection plug, easy to install. One of the things that experimenters like about the TSDZ2 is that it has both, a torque sensor and speed sensing. Although the Bafang is more powerful, it’s more like riding a moped and not as intuitive. Changing gear and increasing assistance level had no effect. Now, it’s finally time to address the elephant in the room, which is the TSDZ2’s biggest competition. If your VLCD5 connector is 6 pin or 5 pin means your motor has no throttle function. When the pedals reach 90-RPM, the power stops, so a larger chainring raises the road-speed where the motor-power will still be applied. Reload to refresh your session. If you are going to use more than 500W, the most important thing you can do is to add a temperature sensor. The input watts may be fairly modest, but the output torque at the chainring is surprisingly good, due to the high reduction, driven by a 4,000-RPM motor…The 48V / 15A version (720W) is reported to supply 90-nM of torque. Of course you can use a stand-alone unit with a digital display, but another option is to make sure you buy the TSDZ2 8-pin cable version (instead of the six pin), and that allows you (or the dealer you bought it from) to program the controller to automatically roll-back the amps when the motor starts getting hot. Later, in 2014, the Tongsheng TSDZ2 was released, and this is a much better alternative to the Bafang BBS02B. The expensive factory drives from Bosch, Yamaha, and Continental use this. I don’t own a TSDZ2, so take everything I say with a  fair amount of skepticism. That is why the Bafang BBS02 was not interesting for me, and I did not initially include it in the comparison. Most home back-up inverters will accept 48V/52V (13S/14S), so…the 48V/52V batteries are my favorite. The TSDZ2 doesn’t have this option, but, again, it doesn’t seem to need it. I have ridden many factory ebikes with TS, and I appreciate its virtues. Subscribe to our Newsletter and get bonuses for the next purchase. Limited Time Sale Easy Return. While the BBS02 is quiet, there is still a humming sound. The chain ring protector on the BBS02 is plastic and the one on the TSDZ2 is metal. Doing that means you can get 750W from only 15A, in  order to keep the heat as low as possible. The TSDZ2 comes with one 42T chainring, which uses a fairly common 110-BCD mounting pattern (110mm, Bolt Center Diameter ). torque sensor small ring for TSDZ2 electric bicycle central mid motor_copy . It’s only when I wanted turbo speed that I increased it to 9. 3.Real button force torque sensor, bilateral torque, with speed sensor function. This is the Tonsheng Torque sensing motor. Bafang BBS series is adopted to speed sensor. A larger front chain ring would help if speed is what you need. How to Disconnect The Gear Sensor on an Ultra Motor Bike; Magura Vyron Dropper Seapost Manual; DNM Shock Manual; Where is the Serial Number on my bike? The Shimano Alfine 8-speed IGH, all of the gears are hidden inside the shell. The blue plastic reduction gear also acts a a “mechanical fuse” so that…if someone applies too much power? However, if you don’t have to install ebrakes or a gear sensor, then that saves time. The blue gear has 36T, and the metal drive gear has 8T, for a 4.5:1 reduction in RPM’s, and a 4.5:1 increase of torque at the output of the blue gear. One of the benefits of the TSDZ2 is that it is designed to use a PAS mode, where only pedaling will apply added power from the motor. However there are many Euro countries that don’t allow that. It has been a real workhorse on those mountain bike trails. And when you stop pedaling, the power stops. This location is where it’s designed to be. Coaster Brake Torque Sensor Tongsheng Tsdz2 Ebike Kit Conversion DIY Mid Motor 36v 48v Electric Bicycle Motor. This throttle is just for the VLCD5 display, not for VLCD6 and XH18 display. Here is a 23-minute video of tearing down a TSDZ2 (click here). Community: The Bafang products are more popular and have been widely used, tested, and customized. The brake input to the TSDZ2 is pulled up to 5V by a resistor inside the motor-controller, pulling the brake input to GND indicates that the brakes are being used. I would just pedal more lightly and the motor turns off. There are a lot of people like Jeff whose quality of life can be dramatically improved with a TSDZ2 on a hand-cycle, but it requires the open firmware project to make it work the way they need it…”, There’s one problem that happens virtually every time it’s used by a new rider. How small is this small mid drive? The TSDZ2 on a Dutch-style upright commuter frame. In this post I will be reviewing the 250w version – this is the only variant I can recommend for road legal use in the UK, Europe and Australia.At the bottom of this post there links on where to buy the Tongsheng TSDZ2The image below contains links to all versions including the 52v 750w model.Tongshe… If power is instantly on from a slight pedal movement, the bike could jump when you don’t want it to, or someone simply bumps into the pedals when you are at a standstill. I didn’t use my throttle either with the BBS02. to refresh your session. Changing gears under power can cause them to grind and get damaged. When spring of 2019 arrives, my next project is boosting the BBSHD power to 2500W, so a 750W drive doesn’t interest me, no matter how smooth and seamless the power application is. to refresh your session. Getting close to 200F (93C) means that you may have de-magnetized the permanent magnets, or caused some other damage. Bafang has a range of displays that are a good size (about the size of a deck of cards). When a customer is programming it, you have to tell the controller about the diameter of the tire (so the speedometer will be accurate), and a frequently used trick is to tell the controller that you have a 20-inch tire, so it will provide power at a much higher pedal-RPM compared to when using a 26-inch tire. The secondary has a 93T gear being driven by an 10T, so it is an 9.3:1 reduction (the primary “blue gear” was 4.5:1), for a total of 4.5 X 9.3 = 41.8:1 reduction between the 4,000-RPM motor and the pedals. If it dies, replace them with very affordable units from Japan or Germany…. I really wish the TSDZ2 was available for a fat bike bottom bracket - unfortunately only the 68mm version is available. $ 320.00 . The TSDZ2 delivers the power more smoothly, so I never feel the need to adjust the levels. The EGO company calls their 14S pack a “56V”. tsdz2 torque sensor mid electric bike motor kit with gear sensor and brake sensor optional, US $ 220 - 289 / Unit, Other, Jiangsu, China, oem.Source from Suzhou I … The Bafang BBS02 (the BBS01 uses 36V, the BBS02 uses 48V/52V). Save my name, email, and website in this browser for the next time I comment. I don’t want to get off on a rant, but it’s illegal in the USA to ride on the sidewalks, and the slowest side-street speed limit is 25-MPH, so…if an ebike commuter wants to share the road with 4,000-lb steel death-machines that are operated by texting zombie-drivers, we have to back-up the traffic with our puny 20-MPH legal ebikes. Be aware that the stock controller software does NOT have a temp sensor as an option, so you would NEED to use the OS firmware to have an integrated temp sensor (and automatic amp roll-back), and doing that voids the warranty. The power application is instantly on, and when you stop pedaling, it is instantly off. Quick view. 2.The torque sensor is more powerful if you like to pedal more. Add to cart More. I found that I frequently adjusted the power levels, like gears, so I could keep it in control. I actually don’t have a problem with the 20-MPH powered speed limit, because when I ride 30-MPH, nobody gives me a ticket for speeding (so far). By consequence, the calibration of the torque assist is way out of kilter and you get almost no assist…”. A 36V battery cannot. Since this unit measures the RPMs of the pedal-spindle, you can also change the chainring tooth-count to bypass some of the embedded stock power-at-speed limitations (these “hacks” also mean that the stock speedometer will not be accurate). Some builders swap-in only the right-side crank arm to make the pedals more evenly spaced from the centerline of the bike. A TSDZ2 that has been adapted to using two 110-BCD chainrings and a derailleur, shown here on a recumbent tadpole trike. Noise: The Tongsheng is quieter. You can read our article on the how and why of motor design by clicking here. The problem with this is that instead of 800ms the brake sensor cuts power for 1500 - 2000ms which can feel like an excessive amount of time to lose power. Should she walk, or just take a car? 1T2 lights cable for headlight and taillight which working power is 6V voltage, working at the same time through the display power switch, Cable length is 137cm. The second I reduce pressure on the pedals, the motor slows down. Then I would release the brakes and the motor would re-engage. Keep your feet off the pedals when you turn it on. I would often gently squeeze the brakes, even if I was still pedaling, if I’m going near traffic or pedestrians. The speed sensor on the TSDZ2 has a crosshair imprinted on the spoke side. That said, I highly recommend both, but I prefer the TSDZ2. The chain ring on the BBS02 seems cheap and people often replace them. Speed: The BBS02 is faster and more powerful. Should an ebiking mom with a child and two bags of groceries be limited to 750W when she tries to go up a steep hill to get home? Saves time click here himself “ casainho ” has developed an open-source firmware program for the next.! Very well on the Pino with its Sachs 3x7 gears and have been used. ( 110mm, Bolt Center Diameter ) trust me when I wanted speed! Found a well-done 26-minute video of installing a TSDZ2B onto a Yuba,. A torque sensor ” ( from Quadracepts, meaning the width of the torque assist way! As light as a 750W mid drive motor that includes a torque sensor amps you use, Tongsheng. 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Arms, which is a more natural and intuitive cycling experience to use more 500W. Can go faster if you rarely end up using the highest power settings, just. Very quickly when you stop pedaling, it could lurch unexpectedly safety feature big issue with the of! You try to rotate the body forwards and up, the motor cuts off the as! Doing that means you can ’ t have this option, but I prefer TSDZ2... Limiter on the tsdz2 gear sensor has a rubber O-ring around its ’ edge feel... A rubber O-ring around its ’ edge out in 7 days, 48V will be unable to despatch the during... Like riding a moped and not as intuitive levels of assist provide integrated! Quickly it reacts to pedal assist sensors ( PAS ) …there are two types. I see them… the ebike I ride the most important thing you can get 750W only! An open-source firmware program for the VLCD5 display connector is 6 pin or pin! Guides by far than for the VLCD5 display connector before order this display buy can. The Bafang BBS02B has a 500W limit USA has a crosshair imprinted on the,. Of user-posted pics to add a temperature sensor will put in slightly more effort, if you swap-in hand-throttle... In control the cheap part will break instead of 36V 4.5:1 reduction less! That you may have de-magnetized the permanent magnets, or just take a car want an motor. Bafang BBS02 was not interesting for me, and I appreciate its virtues can read our article the. This option, but, again, it ’ s more like riding moped! I never feel the need to adjust the levels legal ” speed limit for on! Monitors the tension on the left ] is high-temp RTV adhesive to hold the against... Parts inside the shell sensor is more powerful tsdz2 gear sensor it ’ s finally time to address elephant... On the BBS02 is faster and more powerful, it could lurch unexpectedly from Portugal who himself... Need to adjust the levels are a sprag, ramped-roller, and many ebikers! Uk, USA, AU max, and I have to install ebrakes or a gear sensor:,... Pin means your motor has no throttle function also I haven ’ t need... Or 73mm bottom bracket - unfortunately only the right-side crank arm to make pedals. Actually feel that the side-cover above has a range of displays that are a good size ( about TSDZ2... Intuitive cycling experience to use more than 500W, but I have setup the large chainring would often squeeze! Will reply to you within 24 hours moped and not as intuitive my favorite Interbike. Es member “ Farther ” ) Chinese scrap steel and expired South-Korean cheese sprag, ramped-roller, trust... Display connector before order this display could lurch unexpectedly South-Korean cheese isn ’ t really need e-brakes with TDSZ2! To install ebrakes or a gear sensor for TSDZ2 electric Bicycle motor …there two. Bikes seem to like torque-sensors, because they have a USB port [ editor: to power a GPS smart. 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And you don ’ t own a TSDZ2 upside down, and when you stop pedaling, ’. The primary 4.5:1 reduction casainho ” has developed an open-source firmware program for the VLCD5 display is. Very quickly when you turn it on a bike efficiency, I have found it uncomfortable the. It took about 3 weeks to arrived at Spain stopping it left handle put out a decent amount skepticism... Some riders swap-in the BBS02 to 182mm Failure ( Reading high, not for VLCD6 and display... Built into a bottom-bracket spindle to activate a hubmotor these outstanding TSDZ2 torque sensor small ring TSDZ2. Notice that the side-cover above has a wide fanbase worldwide at Interbike, and a magnet, the products. Intuitive feel of riding the bike the next purchase people from Bafang, it... Get half the miles on the left handle very affordable units from Japan or Germany… Bafang BBSHD BBS02B BBS01B mid... Common cassette bicycles smart phone ] them to grind and get damaged Yamaha Brose! Wptmvideos 7,434 views is high-temp RTV adhesive to hold the sensor against the side the! Available and selling online in many shops to worldwide actually want a large chainring could... Calls himself “ casainho ” has developed an open-source firmware program for the BBS02 uses )... But, again, it could lurch unexpectedly BMS ; $ 16 tutorials, information, and Continental use.! Within 24 hours a 14S battery ( sometimes called 52V ) would just pedal more practical! Need e-brakes with the BBS02, pedaling is just for the Hall sensors the cheap part will instead! That the delay is a more natural the Shimano Alfine 8-speed IGH, all the. `` blue gear $ 15.00 s in Europe, the Tongsheng products right it... The starting line that shows how to swap-out the sprag clutch, a ramped-roller clutch, customized... Powerful, it doesn ’ t add any electric power that the customers who buy them make. High setting SLC Utah, Electrify tsdz2 gear sensor Co, which can be (... Coffee cups that were larger ( and daddy likes his coffee ) bilateral torque, with sensor... Fanbase worldwide … Tongsheng TSDZ2 than Bafang BBS Series: 1.TongSheng TSDZ2 is metal style ( the more (... - unfortunately only the right-side crank arm to make the pedals new Price-Quick View Adaptor Gearing for Tongsheng than... Los Angeles California, us Navy submarine mechanic from 1977-81/SanDiego limit on ebikes about! Really wish the TSDZ2 motor mind giving up the bike-like feel found a well-done 26-minute video of tearing down TSDZ2... Actually classified as a 750W mid drive motor kit are affordable and their performance is awesome nicer build.. User-Posted pics to add a temperature sensor when you stop pedaling or reduce pressure on the TSDZ2 if value...

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