I have purchased many units from them and have not had any issues to date. I contacted the AliExpress vendor and they were able to supply me from remaining EU stock. 1--N.W: 485g/pcs. Hi Tony,Sorry to bug you again but I had a thought that might be useful for others too (if I’m correct).Could I just open up the motor and swap the 36v 250w controller for a 36v 500w one? The only issue I can see with fitting the kit to a step-through is finding a suitable place to fit the battery. I’m glad you’ve found my website useful. Regarding chainring I would consider a 34 or 36t, the only issue here is the stock 42t chainring is dished in slightly to compensate for the offset chain line. I will use the bike in a plain terrain (no mountains) and I am living in Europe (law restrictions? Here is a link to the TSDZ2 (with battery options) on eBay UK. I listened over the phone and could hear the motor engaging so I figured the nylon gear stripped. I am pretty tall and weight some 95 kgs.Could you please advice me – would be the “legal” version the solution or should I install the more powerful 36V/500w or 48V/750W? The ‘Sprag clutch’ or one way bearing has also been known to fail occasionally. I have a Bafang fitted to my GT Grade and I do not like the lack of torque sensor so am thinking of swapping over to TongshengCan I just replace the Motor and use the Bafang wiring, LED and gear sensor. Firstly thank you for all your work on this review it’s very helpful. I have installed a few 52v versions from my supplier without any issues, although there have been some reports of poorly programmed units needing to be returned to the other suppliers. Tongsheng TSDZ2 36V 350w Bürstenlosen Ausgerichtet Drehmoment Sensor Mid-Stick elektrische fahrrad Motor Kits. The issue would be the clearance between the motor shaft and motor housing. Also the question of gearing is raised. The only issue you will have fitting the kit on to your Specialized is there will be no way to secure the motor (using the plate and M8 bolt) I have used a large stainless steel hose clamp in the past, it works but doesn’t look too great. So it would be mostly that and occasional commute around town, but similar distances. Smelling the motor / controller is always an easy indication of burning, it is quite a distinctive smell. I unscrewed it and now I can’t install it correctly. Have you solved the problem If yes, in what way? But the force from the motor can sometimes tend to push the boom in, so I had to secure the boom with an extra bolt into the frame to keep it from doin that.RegardsGunnar. apart of that , to use the programing sowtware its possible with the VLCD6 or VLD5 or XH18? This is one is new type,can compatible with the old type, just don't use 2 gaskets. The only problems I have come across is gear indexing can be difficult to get right (especially if you have a 9 – 11 speed rear cassette with a big gear range like 11-36 or 11-42). As the smallest chainring, without major chainline problems, is 42t I’m wondering how big a cassette I should fit so as to not overload the motor. My guess is that a wire got squeezed / disconnected in the dissassembly / reassembly, or during storage…, Hi Tony,Congratulations with your very interesting website on the Tongsheng conversion!May I appeal to you with my battery indication problem?I recently installed the TSDZ2 mid drive motor on an old, completely refurnished bike.Preliminary I used a 5 years old rack battery, which is normally connected by means of a docking station. If you have any more questions, please let me know. BAFANG 6V BBS Headlight Front Light Taillight Flashing Light for Ebike Light Kit. and 2) could it be something else? The ‘assist ratio’ setting alters the sensitivity of the pedal assist so it’s perfectly fine to change it to suit your needs. The information regarding reprogramming the Tongsheng can be found on this website: https://github.com/OpenSource-EBike-firmware/TSDZ2_wiki/wiki. Hi Lee, Cost wise it depends on whether you want to stick with the screen that comes with the kit 'VLCD5' there is a customer firmware branch that uses this but Personally I prefer the additional data and flexibility of the new screen KT-LCD3 and the main development thead, so you will need to purchase on of those.These retail for arround £20 - £40 depending on whether you purchase in . Hello,Thanks for all the info on your site.I want to install the 36V 500W motor on my KONA HONZO chromoly hard tail.Will it work with frame ?I ride alot in trails,singletracks and rough terrain – will it stand this conditions ?Can it handle mud and wet conditions ?Thanks,T.Z. I cannot replicate the fault going over bumps when I am just coasting and/or when it is powered on but not assisting. I’ve already found a couple of sites to help me with that (www.endless-sphere.com). EU US No Tax TSDZ2 36v 48v 52v - VLDC 5 w/ Throttle, E-brakes, Light Cables ,BB size 68mm 73mm 100mm 120mm by TONGSHENG. Probably my mistake. I will contact the customer to find out the crank arm he used and get back to you later today. I wonder if it’s the nylon drive that’s giving up ….I have biked about 60 km in rough terrain though but did tried not too have the motor to work in low candence and high gear.If you have any ideas that are all welcomeKind regardsJocke. Tongsheng Central Motor Kit Torque Sensed Energy Saving Tsdz2 36v 250w Mid Drive Motor Ebike Kit With Vlcd5 And Battery , Find Complete Details about Tongsheng Central Motor Kit Torque Sensed Energy Saving Tsdz2 36v 250w Mid Drive Motor Ebike Kit With Vlcd5 And Battery,Tsdz2 Motor,Tongsheng Motor,Central Motor Kit from Electric Bicycle Motor Supplier or Manufacturer-Huzhou Hengtuo Imp. I understand that if I wish to have more control on the OS I need to buy a different display such us KT-LCD3, but is the speed limiter setting always available on the VLDC5, or as the EU law, can be blocked to 25km, so that the only way is to go for the KT-LCD3?Regards,Fabio. Also initial investment would be ok to handle. There is nothing in the marking that says it is for coaster brake other than in the text? Only I had to tight screw the fixing bolts 800 km ago.I have it combined with a SRAM Automatix (tweaked) hub at the back wheel (28″), so I can enjoy two automatic gears, the first till 25 km/h and the second till roughly 40/45 km/h (yet you have to push on the pedals to get there…). Quick View. Oop I forgot the link to the pics:https://imgur.com/a/kQCqpjY. How do you rate this IGH for e-bikes. While the BBS02 is quiet, there is still a humming sound. Tongsheng definitely need to re-design the motor to accommodate modern designs. I actually read enough bad things about the crank extender to put me off (plus I didn’t really want to mess up my Iron Horse). If I have to make a long climb (say 1000 m or more), I only use the level 2 assist with smaller gear (slower speed), in order to keep the heat to a sustainable level. I use my TSDZ2 ebike for small shopping trips and general running around as it is very hilly where I live. If you need any more advice let me know. Will it go good with the tsdz2?I’m thinking of buying the 750w. BAFANG BBS01 BBS02 Mid Drive Motor Ligh 36T Black Blue Chainring Sprocket Ebike. Shop TongSheng TSDZ2 36V 250W 350W 48V 500W Torque Sensored DIY eBike Mid Drive Crank Motor Kit Electric Bike Central Motor Conversion Kit 36V 48V Batteries. Any other potential issues I should be aware of? I reckon you need at least a couple of inches extra up front in order to line the battery up with the runners on the mounting plate. If you need any help with the installation, let me know. Your site has been most useful.Cheers,Peter. I use em3ev batteries with Samsung 35E cells (I made two mounts for me and my g/f, 17Ah and 27Ah or so). If you can send me some photos of the installation and the problem area, I might have a solution. The braking system is a roller brake, so you won’t need the coaster brake version (of the TSDZ2). I have a problem with my TSDZ2. As my usual Pino tandem partner is neither particularly fit or strong I find that longer trips or those that . This feature for example can't be found in the popular Bafang BBS02 and BBSHD mid-drive kits. I’ve checked the specifications on that frame and it would not be suitable as it has a pressfit bottom bracket shell (PF30). My friend has recently had a knee operation and that’s what he does. and Exp. This could explain the poor quality. E.g the use of nylon gears getting brittle in cold temps. I’ve ridden a Tongsheng converted MTB and an expensive e-MTB back to back and there’s not a lot in it, if anything the TSDZ2 feels a bit livelier. A tiny little bit of play is normal, but if you have excess movement, it could mean the main crank bearing needs looking at. What is the kit that you recommend (36/48V/52V 250w/350/500W/750W)? The 52v 17.5ah rating means a total energy capacity of 910 Watt hours (52v x 17.5ah). It does sound like possible symptoms of blue gear issues. I checked and the sprocket’s bolts are tight, can you please let me know if there are there any hidden mounting bolts for the spline that the sprocket is attached to that i can check? If you decide to make a shim, you will need to bear in mind that there is very limited clearance between the motor shaft and housing, so if your rear derailleur cable is routed underneath the BB, you will need to re-route it. With which I do not know what difference there is between an engine without cutting brakes and with them.Well, see if you can give me a hand.Thank you very much in advance.Regards. With the motor on boom and planning battery on back of seat with display atop handlebars will i need to extend just the battery and sensor cables?5. It is my first time to do it. The installation of this motor is the same as with the Bafang Mid Drive. Due to the nature of the pedal assist the power delivery is quite subtle and doesn’t kick in too harshly. The heat generated Whilst the motor is in operation should keep the internals relatively warm compared to the outside temperature. In answer to your question the Bafang BBS01B 250w is much quieter than the Tongsheng. There would only be a potential issue if your Dawes had an eccentric bottom bracket, otherwise it shouldn’t be a problem. Hello Tony and thanks for an other great review.I am concidering the Bafang og the Tongsheng, but i have concerns about their use in cold weather. Glad you’ve found my site useful. The battery connection is usually red (male) and black (female) bullet connectors. AU $507.05 - 612.45 / Piece. In my experience if you are going to be doing a lot of steep climbs you may be better off with a Bafang BBS01B 250w as you can easily re-configure the controller settings to 18A and modify the pedal assist to be more (or less responsive). There doesn’t appear to be any noticeable difference in performance or efficiency between the two systems. TSDZ2 electric bicycle central mid motor with torque sensor. One motor of the 5 shipped is 36v 500 watt. I used the 36v version for a while and it made easy work of the long climbs up the Tamar Valley between Gunnislake and Tavistock. Hi Tony,I sent a message to a seller on AliExpress- Ebird Store, asking whether I could fit a 48V battery to a 52V motor. Will the TSD2Z 750watt kit fit on a 202 specialized sirrus X hybrid frame (Large). Could you explain please. Tongsheng TSDZ2 DIY Conversion Ebike Kit Mid Drive Motor,Torque Sensor 36V 48V 52V 350W 500W 750W With 850C Vlcd5 Xh18 Vlcd6 Display. The Bafang and Tongsheng wiring looms are not interchangeable. Hi Tony after looking on your website and reviews I’ve gone for a Tongsheng 750 watt. Small size 36V 7Ah 10Ah water bottle ebike battery pack with Tongsheng motor kit 36volt 250W TSDZ2 motors. I was indeed under the impression that a battery (with a 30A BMS) could force to much Amps on to the controller, and doing so overheating it. Your email address will not be published. Another try of 5km, 400m steep slope in level 3 (out of 4, one under turbo), on my lowest / slowest gear (42 teeth front x 34 back) went better without need to stop, though quite warm at the end. The other concern would be tightening the mounting plate and possibly cracking or creating extra stress in the area where the chainstays meet the BB shell. Because yours in an extra small frame, it would be worth measuring the available space in the frame triangle. I can modify the cable guide on the bafang. Hello Tony,Greetings from Czech Republic and thank you for a great and very informative review.I would like to install the TDSZ2 on my 10 years old Trek Navigator with 28 inch wheels. and a 52v11.6ah battery pack. Hi Tony, me again……I have today ordered a kit via aliexpress [Blueenergia] and a battery from battery empire Uk. The gears are Shimano Nexus so inside the back wheel. The 36v TSDZ2 produces a maximum of 576 watts (nominal) 36v x 16A or 675 watts from a fully charged battery (42.2v). This item is in the category "Sporting Goods\Cycling\Bike Components & Parts\Electric Bike Components". Also with either option what is the best battery placement considering its a ladies bike, without any water bottle attachment hardware. I hope this helps, if you need any more advice please let me know. we are looking for reasonable pace and range. Tongsheng TSDZ2 Hydraulic Brake Sensor Brake Sensor for 8PIN VLCD5 throttle . So far I’m really happy with this motor. Hi Tony!I’m thinking of converting my one year old, seven shift cheap bike into electric, using a Tongsheng TSDZ2 engine, but I am a bit confused what to look for. I haven’t heard of anyone using a crank motor on one of these bikes, the only electric conversions I can find on the internet use front wheel hub motors. I would be more inclined to go with a Bafang mid-drive for this kind of set-up, plus the Bafang is much easier to re-configure and fine-tune. if this does not work is there anywhere you know of in the uk who sells an extension cable? I would suspect it has something more to do with the display/control unit. Which chain do you find lasts longest? They took a couple of days to get used to, but now I couldn’t imagine riding without them. In this Tongsheng TSDZ2 review I will go over the Benefits of this particular electric bike conversion kit. Hi Tony, thank you for your extremely informative website.I plan to convert my Scott Sub Cross with the Tongsheng 250w motor. I have installed the TSDZ2 on several (fairly heavy) recumbents trikes and never had any issues. They guy who brought it off me is still using it to this day having covered over 8000km. I am contemplating the idea to install a TSDZ2 on a Cube Hyde. I found the 36v 500w version to be the best all-rounder. Riding the 250w and 500w side by side there is definitely a noticeable difference in the top two modes particularly when climbing steep hills. It seems very secure at the moment.ThanksCharlotte. It really depends on your personal fitness and the sort of terrain you’re tackling. It is very weird. The main problem is the offset of the motor. If you are looking for a decent spec downtube battery at a reasonable price, I have purchased a few of these Everpro 36v14.5ah batteries from Amazon in the past and they have always been totally reliable. I buy all my Aliexpress motors from ebird store, who ship from within the EU and sell genuine TSDZ2 motors. I am really interested in implementing the TSDZ2 because I am tempted by the “bionic” feeling it seems to give thanks to its torque sensor and being a mid drive kit, and the open source firmware. Kind regards,Fabio. I need a 8-pin connector in order to flash the software. My bike is a stick bike (Bacchetta), and these bikes have a tendensy to become rear heavy, and twitchy, especially if the seat is mounted very flat so that the riders head ends up behind the center of the rear wheel. It’s pretty good but as I use the bike off road quite a lot, I’d like a bit more torque “oomph” so I’m considering buying a 36v 500w (I want to stay at 36v because I have 36v batteries)I saw in one of your answers here that the most noticeable difference was in the top two assist modes (which I’m using most). I like how the tonshen offers assist. As far as battery size is concerned the standard Hailong case battery is 365mm (L) x 110mm (H) x 90mm (W) but there is a slightly smaller version that is 90mm (H). Other issues I can foresee are the exaggerated q-factor (particularly on the crank side), and also the chainring offset may effect shifting quality. Thanks again for all the help regarding my never ending questions. The only reply I got was “52V motor only fit 52v battery ,pls note”.To be honest, it looks as though I will have to buy a kit and find out for myself!Best wishes,Julian. Do you know if it can be installed in this bike? #contact-box { border: 1px solid red; padding: 10px 10px 0 10px; width: 90%; } #contact-box a { text-decoration: none !IMPORTANT; font-size: 16px !IMPORTANT; color: red !IMPORTANT; }, Dear Customers! I’ve had a few motors in the past (36v and 48v) that have seemed a bit stiff to turn when new, but after installation and a few miles they usually loosen up. Hi Tony,Thanks so very much for this website and all the informative replies to comments!I’m planning to buy the Tongsheng 48v500wa with the water bottle style battery 48v10ah so that I can pull my son on the carrier from kindergarten up the hill back home.I’m checking my bike specs and I can’t see what kind of bottom bracket it has and wether it’s compatible with the TSD.This is my bike: https://www.cube.eu/en/2019/bikes/women/mountainbike/access-ws/cube-access-ws-pro-allroad-auberginenrose-2019/, I saw a comment with a cube that had the “difficult” kind of bottom bracket but I have no idea if mine does too.Will it mainly work? In Cornwall I always used a 1:1 for the lowest gear, so ideally you’d want the biggest cassette possible at the rear – something like an 11-46 which would require either SRAM NX derailleur or Shimano SLX / Deore M6100. This motor is newer to the market, and has not had as much publicity as the BBS series. Testing the controller would be a good place to start. I am just having the same problem. I was initially happy because I thought it was solved, but few days ago it popped up again just out of the blue. Any front wheel hub motor with reprogramming capabilities and similar open source firmware than the TSDZ2 in mind ? In that case a front mounted motor should indeed be a good thing, but this is only speculation , and thats why I wonder if you have any experience to share.Thank you. The battery looks decent enough. Thank you again for all your help-hats off. I’ll be riding about 30-40 leisurely miles at most on fairly hilly cycle paths in the North East of England, and I weigh about 80kg. The battery I want to use is, ￡147.48 51％ Off | New Arrival Mini Bottle eBike Battery 48V 36V 10.5Ah 9Ah 7Ah With Samsung/Sanyo Li-ion Cell for 750W 500W 350W 250W Bafang Motorhttps://a.aliexpress.com/_BOAeDU, As I understand it, 48V will run cooler and draw less current, so give more mileage. If you are confident in checking the gear out here is a YouTube link to a good instruction video of stripping the motor and inspecting the various parts. He’s the most knowledgeable person I know regarding e-bike batteries and he can custom-build battery packs. Glad to have been of assistance, don’t worry about getting my name wrong, it happens all the time? I may do some day… Anyway, just to confirm, the motor does the job pretty well even in a montainous environment with tough slopes. What is your experience and where do you source yours.4. When I opened the package, all parts were loose in the package. Some are fairly quiet and some are quite audible. As far a battery consumption goes the 48v version wasn’t noticeably more or less efficient than the 36v. TonyMany thanks. So I am looking for a compromise between speed and ride time. Now I do not feel safe to buy and replace again the axle knowing it will be broken again, pity. 80km is a decent range from a 48v 12.8Ah battery, are you using in mainly ‘tour’ mode or higher? The 36v10.5ah compact bottle battery from UPP is your best bet. We kindly ask you to make use of our contact form and we will contact you as soon as possible.Thank you for your understanding, your ENERprof team. The Dawes Kingpin has a conventional BB the hub gear query was related to the possibility that the maximum torque might be exceeded. And why would it be that the battery indication does not work in my case?Kind regards from Belgium,Eddy. I became very skeptical and instead of installing everything, I thought about trying to start the kit without having everything settled on the bike. The 500w controller will work just fine, but if you want the higher power you will need to reprogram it using the opensource software. Thank you for your help Tony. Would you suggest the above (52V 17.5aH and a temperature sensor) or keeping it at the safe side and going for a 52V 16Ah battery (because of controllers who get fryed at 18aH)? Having also owned a TSDZ2-powered ebike, I feel the Tongsheng offers the best value for money for a plug-and-play crank-drive ebike system. The 34t chainring makes the bike perfekt for offroading and topspeed is about 30km/h! Maybe little more of a metal sound but that’s not a bad thing, I’ll guess?I’m going to contact the seller and hear what they say, but the important thing is it the bike works again!Thank you for your help! You could drill a couple of holes and fit riv-nuts on the top of the downtube, but it will reduce the stand-over height substantially. Thanks for the answer Tony.Do you confirm the need for an eccentric BB with an integrated locking mechanism? It should fit the Sun seeker Tadpole trike as I’ve successfully fitted the TSDZ2 to several Ice Trikes which are a similar design. Let me know how the build goes, and if you need any help or advice feel free to contact me through this site or Facebook. Here is a link to the 52v motor.”) from the 17th of July. In answer to your question, it doesn’t matter what Ah capacity battery you use as this will not effect the power output of the motor. I have made several purchases from Eunorau and they have always provided a good service. Which motor/battery option do you recommend? I’d really like to keep the original chain guard too, https://www.sjscycles.co.uk/chainsets/42-sturmey-archer-single-chainset-with-detachable-ring-guard-170-mm/. Personally, I would stick with an aluminium frame. Tongsheng TSDZ2 Mid Drive Torque Sensor Motor Conversion Kit 12Ah 17.5Ah Battery.

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