352 models
WARNING! Lithium batteries are dangerous and can easily explode if mishandled. If you don't know what you're doing, don't do it. Not only will this kill you, it'll hurt the whole time you're dying. These parts were made to be a lighter…
Print approx. €5.22–€6.38 excl. taxPreliminary estimate for one variant
This is my newest battery bank using 25 Telsa 21700 5amp cells. This is updated with cable channels added for easier cable management! Heat Shrink tubing application. https://www.youtube.com/watch?v=gLj-ytjKPAI&t=18s
Print approx. €2.99–€3.66 excl. taxPreliminary estimate for one variant
These are storage trays for different common batteries designed for the Gridfinity organization system by ZackFreedman These were all made using the Gridfinity Rebuilt project. I also increased the detail of the models beyond the default…
Print without support. In Prusa slicer it is better to use Classic perimeter generator (instead of Arachne) and disable “Detect thin walls” setting. For fast printing increase number of perimeters to 4 (for 0.4 nozzle) and disable “fill…
You can buy these from me here! Consider supporting us on Patreon! These are battery holders that can hold (2) 18650/(4) 18350, (2) 21700, (2) 26650, and (2) 26800. I print these out of PETG for the toughness. My builds use a 0.6mm nozzle…
I can't find any high current 18650 holders on the market... So, this is it. Just need some M3x6+6(20A) or M4x6+6(30A) brass standoffs. ~~copper standoffs~~ Update: V2 Many small improvements. Print Settings Resolution: 0.2mm Infill: 20%…
Not much to it, I needed one quick, but could not find one that would fit my need so I made my own. I've printed it with 0.3 mm layer height and 0.45 mm extrusion width. Disclamer I have no idea how safe it is, don't trust it - it's…
Better to print from temperature resistant filament (ABS, PETg) and without supports
Baskets for 1 to 10 batteries. I took the plates out of baskets 18650 from aliexpress as in the picture because I have a lot of them and I needed baskets for 21700 battery
Now comes in sizes up to 10! Took inspiration from the Battery Caddy, but in my opinion made it better. Here are my favorite features: Easy one handed battery removal Battery can be put in either way (positive side down or up) - use this…
It prints well without supports. If you need anything more customized than the models I uploaded, I included the f3d file. How to use: See picture 1 Measurements Tab height: 3mm Holder height: 10mm Cell spacing: 1.35mm (3 perimeters with…
A 21700 cell holder I came up with for make a 3p battery setup. They nest together in a nice, compact hexagonal/staggered shape for efficient use of space. There are two variants, and two setups. The first is a single piece, you can…
Simple 21700 cell holder in the style of a beer crate. Holds up to 12 cells. Print Settings Printer Brand: Prusa Printer: I3 MK3S Supports: Yes Resolution: 0.2 Infill: 5% Notes: Can be printed without supports if your printer handles…
Dear Friends, If you like the Design leave a like and show some Love. I Bought an Anglegrinder from Makita and realised that the Battery got realy Warm and didnt last at long. So i needed more Power !! For what ever Reason Makita dont…
These are caps designed to hold 21700-sized Li-Ion cells to create a 4S battery. It's made from TPU for tightness in fitting and for shock absorbing, leaving air gaps between each cell to facilitate airflow for cooling. Included files…
Hi guys, welcome to my new Nanolongrange FPV drone design! This is the 3rd iteration, you may know the previous versions https://www.thingiverse.com/thing:4743497 and https://www.thingiverse.com/thing:4818009 This time, the design aim was…
Stackable 18650/21700 Holder. Inspired by another stackable beer crate battery holders. 20x 18650 / 12x 21700 can be stored. To stack the crates, Print 'HOLDERBOTTOM' and glue it under the crate. *The model may not be oriented correctly,…
I printed the original from @Robindk but it used a massive 15% support material. My improvements are: slightly wider male pegs for a snug fit (+0.2mm width total) 45° fillet on the male pegs to print w/o support no curved overhangs on…
Summary: The 21700 cell holder is a 3D-printable component designed for securely holding 21700 lithium-ion cells. It combines a lightweight structure with high durability, making it perfect for DIY battery packs, electronics projects, and…
This is a Li-ion charger compatible with 18650 and 21700 cells. Charges up to 10 cells. requires a 5v power supply at least 10A. I recommend 15A to avoid overheating. Each cell has its independent charging module TP4056 or TC4056. The…
I love repurposing Altoids tins. This is a collection of inserts for carrying various types of batteries. I've also included a blank insert you can use to create your own in Tinkercad or another design program. If you like this please…
A simple stand for your 18650 or 21700 Batteries. It can hold 24 of them. If you like check out my other designs too!
This 3D-printed battery holder is designed for 21700 cells and supports configurations of 6S2P or 12S1P, making it ideal for lightweight R/C air applications. The design ensures durability and stability while keeping weight to a minimum,…
This 21700 battery holder is simple and mainly meant to fit some readily available metal contacts that are found in the common 18650 battery holders. There are 2 versions. If you have the space then go for the big one otherwise the…
Just a little case for two 21700 batteries. The cap is secure and snaps on satisfyingly. There are also grooves for air to escape/enter to avoid pressure/vacuum in case of a tight fit.
Model for 21700 battery with holes for nickel tape, hole size 8.88mmx0.165mm
I needed some 21700 spaces for a DIY-Lipo battery I'm building. Couldn't find one on Printables, but found one on Thingyverse from user keepydroj: https://www.thingiverse.com/keepydroj/designs Link to the model:…
This is a strengthening mod based on an excellent battery holder by jkenny23. All credit goes to the original designer. If you like the model, please also click the original model link below and click like and probably post a make.…
This is a simple little cell spacer for a custom 3S battery for my Heewing Ranger T1. The most juice I can squeeze into it. I designed it to maximize the width and reduce the height of the pack.
13S4P 21700 - 48V 20ah Battery Tray - compatible with 2P Strips
I had 5 21700 Samsung 40T left from another project so I decided to build a powerbank. I used this circuit, which supports most charging protocols. In my configuration powerbank comes with 20.000 mAh and weighs 450 grams. A lot of…
A simple power bank with bought PCB and 2170 cells. I used the BAK N21700CG and LG M50 cells and a BMS/PCM PCB from Aliexpress (search term: QC4.0 QC3.0 LED Dual USB 5V 4.5A 22.5W Micro/Type-C USB Mobile Power Bank 18650). There were also…
Nouveau modèle amélioré et entièrement paramétrique: ZigZagStack Battery Dispenser Permet de stocker un grand nombre d'accus tout en étant bien stable. Imprimé en PLA (essayé en PETG mais moins bon qu'en PLA car trop souple, la tour se…
This is a set of dummy batteries, on each of: 18650 with button on top (yellow) 21700 flat top (green) 26650 flat top (white) 26700 flat top (blue) I use these to make battery enclosures etc. They are safer than using real batteries,…
Printed at 0.2 layer height, you should have a little bit of room in the case. Fusion360 and step files included. Added a 3mm taller case for protected 18650 / 21700 and a smoother fillet on the cap !
Another powerbank case for a popular module from Aliexpress. It is designed to be printed without supports with 0.2mm layer height. Requires 2 M3x10 countersunk screws and 2 M3x12 hex head screws. The screws goes directly into plastic.…
2023-08-21 Added a V2 where i made the inside tube a little wider to fit more batteries PLA 0.2 layer hight. Try printing the cap at 103% for it to fit better.
Print 2 of either model and glue 4 6mm x 3mm magnets using epoxy or superglue. Make sure magnets are in correct polarity before gluing or they will repel each other.
Simple cage for 21700 liions in 6s1p and 6s2p configuration. I designed a simple universal Version without "feet" and a Version with “feet” so the packs fit and rest secure on the topdeck of the Falcon 7 frame. Also there is a connector…
Bonjour Remix de https://www.thingiverse.com/thing:2165589 Merci beaucoup Tapion Zeus pour 3 x 21700 et aimant de 6 mm diamètre sur 3mm épaisseur Fichier Fusin360 inclus Hello Remix from https://www.thingiverse.com/thing:2165589 Many…
Hello. My proposal for creating battery packs for the size 21700 Print quality 0.2 Material: PLA , PLA + , PETG , Infill according to your reasonin
I do enjoy solderiong my long-range batteries myself. These spacer are very helpful when putting them together and provide protection against shortages in case of a crash. All version that i found on here were too heavy for my taste - as…
I used the following batteries: Molicel INR21700-P42A, 4200mAh 30A bis max. 45A Li-Ionen-Akku, 3,6V - 3,7V
Whats needed to build this ? The 100W/65W DIY Power bank Modules typically available on Ali-express / e-bay etc. (Model : MYZL-YD24-2.32) 6x M3*4*5 mm Heat Set Inserts (installed on the Base to secure the Lid) 6x M3x8mm Flathead screws…
This 3D-printed battery holder is designed to securely hold six 21700 lithium-ion cells in a 3S2P configuration . Delivering 11.1V nominal output, it’s perfect for compact and lightweight battery builds, whether you're working on RC…
Akku Size (Diameter x Height): 18 x 65 mm (18650) 18 x 70 mm (18650, IC protected) 21 x 70 mm (21700) 21 x 75 mm (21700, IC protected) Printing Parameters: Resolution: 0.2 mm Perimeters: 2 Infill: 15 % Supports: no Seam Position: rear…
A thin case for 21700 batteries to prevent shortcuts during transport. Print instructions print in vase mode 0,6 mm extrusion width
Over the past several years, I've used many different cell holders for testing batteries. I've tried many options from the cheap leaf spring cell holders to expensive aluminum-framed universal cell holders, but none of them got everything…
This is a box for a total of 4 batteries of type 21700 or 18650. Both boxes are similar except for the diameter of the battery holder and the height of the box. Everything was printed in PLA and the guide for the hinges is also a strand…
This model is compatible with the lego system.
21700 Li-Ion 3S battery pack. The red parts on the picture are printed of hard material (ABS, PETG, GreenTEC, etc), black parts are soft (NinjaFlex, TPU, etc).
Just took the 18650 hex model and scaled it up to work on my 21700 cells. I'll also include the scad file so you can take the files and make any custom size pack. I included a single up to 4 side by side. I just split the 84 cells into 2…
Needed a way to convert a 18650 cell to fit in the BT-20 Wingman power bank which is sized for a 21700 cell. Requires two 10 x 2.5 mm magnets (commonly sold as 10 x 3 mm) press fit into the end. Suggest PETG for strength, no supports.
You can buy these from me here! Consider supporting us on Patreon! These 21700 battery holders with a screw lid are incredibly tough and rigid! Designed for use with unprotected button top and flat top cells. Print the bodies out of PETG…
I jig designed to hold up to eight of your 21700 cells together while you spot weld them.
This is a dummy model of a battery designed for tolerance and fitting tests. I would greatly appreciate any donations via buymecoffee. https://buymeacoffee.com/danialadh Category: Replacement Parts
21700 version of my minimalistic fpv battery case design ( https://www.thingiverse.com/thing:2828955 ) Currently designed for wider, 35mm head straps, but I think it would work with regular 25mm straps just fine. To get the cap onto wires…
This is a battery cell holder for 21700 (21mm in diameter and 70mm in length). If you print two, you can configure a 10s3p, 3s10p, etc...
Hi All Maybe it will help You. Tray is in 10 degree angle to be more comfortable for gluing. And also becouse of engle ,batteries are self aligned by their weight. Nominal gap between batteries is 0,5mm to be sure that will works for all…
Côté “+”, utilisez des aimants néodymes de 6 mm de diamètre et d'une hauteur comprise entre 3 et 5mm. On the positive side, use 6-mm-diameter neodymium magnets with a height of 3 to 5mm.
Spot welding guides for 2170 cells (21mm diameter, 70mm height) that are meant only for support during welding, after the pack is welded remove the guides. Category: DIY
Adaptation of a power bank PCB from Aliexpress with all major quick charging protocols and cell balancing. Holes are almost necessary. Heat output is around 10w in the worst case scenario. Cells overheat at maximum charging power even…
This is the first model I'm sharing to the prusa website! Infill 20% zigzag. 0.2mm layer height. no supports. Brims for Rods for better adhesion. Filament used in photos - Overture PLA Professional Green. Printed on Ender 3 V2 Fastened…
21700 Li-iron Battery pack Base for Spot welding 4S pack.
I need a transport box for my new 21700 batteries. The cover is held in place by two small lugs. The box has The box has vent holes for safety. Für meine neuen 21700 Akkus brauche ich eine Transportbox. Der Decke arretiert durch zwei…
This spacer is used to set the horizontal spacing of 21700 cells so that the height of the pack fits within a onewheel XR battery enclosure.
Guides for welding up to 5 x 21700 LiPo batteries together. FreeCAD file is included for easy remixing.
21700 Li-Ion 4S battery pack. The red parts on the picture are printed of hard material (ABS, PETG, GreenTEC, etc), black parts are soft (NinjaFlex, TPU, etc).
I have few devices that use 21700 batteries, but i only have one. I have ton of 18650 batteries with higher capacity so i thought about using them instead. There are two models, adapter and sleeve. If your device has longer spring (since…
Part list: powerbank modul IP5310 (LX-LBC 3.1) 3.1A 4 Samsung INR21700-50E (4x5000 mAh) 4 screws M2x12 silicone cable AWG18 silicone glue Advice: Fix the module board with glue Fix the battery with glue to the body of the powerbank…
This 3D model is a 13S3P round battery holder specifically designed for 21700 lithium-ion cells. Its circular design allows for a compact, space-saving configuration, ideal for building 48V battery packs for electric bikes, scooters, or…
nothing special, just print it as fast as you can. Infill 15% triangles PETG or another technical filament
You can buy these from me here! If you like our models, consider giving us a 1 time donation! I print these using a 0.6mm nozzle with 0.2mm layer height using PETG They are very durable!
Tray for 6 21700's & 6 18650's batteries.
This one was designed to replace an ordinary 7A Pb battery in a PC UPC. Now: it holds much higher discharge current; has at least twice bigger capacity; you may charge these LiFePo4 setup with 15A current instead of Pb 0.7A; has less…
Designed for a high output e-bike battery project that utilizes 21700 tabless cells and copper+nickel buss plates. Customizable size and shape. Created in Tinkercad. I've added a zip folder with all the parts if you want to custom build a…
DISCLAIMER: I DON'T accept responsibility for any damage or injury caused by the creation of this design. SPECIAL ATTENTION to the polarity of Li-ion cell batteries! In case of the opposite polarity of batteries, You will destroy the…
Distributeur de piles / accus / batteries. Prévu pour être posé, il est stable grâce à son pied arrière. S'imprime en une seule pièce, sans support. Fichier paramétrique f3d (Autodesk Fusion) pour modifier les dimensions des batteries, le…
This is a regular 4s2p arrangement of li-ion cell pack for RC plane. Design comes with fusion360 file f3d, so you can change any parameters to suit your cell and spacing. You can also just modify it to 18650 pack if you want by changing…
beer case to fit 12 21700 batteries :) its not that hard to print it so i think i dont need to give you any specific settings :)
21700 Cells Parallel Stackable Tray with Screws – No Welding Required This tray is designed for parallel connections. It has a slot for a nickel or copper strip up to 10mm wide. ⚠ CAUTION: Make sure to install the cells in the correct…
21700 battery holder 6S4P It has a hole in the corner to pass all balancing cables and temperature sensors plus vents
Same as the original I made a while back with a change to it's looks - this one should print the fastest of the bunch. You guys seemed to like the original so I made more variants. All are listed in this collection .
DIY500AMP.COM This 3D model is a 13S3P battery holder specifically designed for 21700 lithium-ion cells. It allows for secure alignment and spacing of 13 series and 3 parallel configurations, making it ideal for building 48V battery packs…
there is a bottom and a side spacer and there is one side spacer named temp in this you can mount a temperature sensor to monitor the batterie printed in PETG 3-4 Walls for strength you can import the step files direct in PrusaSlicer but…
This is a 21700 battery holder, you will no longer have a problem where to put them because they will always in the case. Version: diameter tight 21.8 mm diameter loose 22.5 mm
Part list: powerbank modul SW6208 (power rating of 22.5W) 4 INR21700 (4x5000 mAh) 2 screws M2x10 (for housing) 3 screws M2x5 silicone cable AWG18 silicone glue Advice: Fix the module board screws M2x5 Fix the housing with screws M2x10 Fix…
This model includes 2 pieces, an upper and lower case for a 10s2p battery pack. Dimensions are 150x95x76mm (about 155x100x80 after heat shrink wrap). 8mm wide slots along top and bottom for 8mm nickel / copper strips. The design loops…
This is a 13S4P battery cell holder designed for 21700 lithium-ion cells . 48V E-Bike Application This 13S4P configuration is ideal for a 48V e-bike battery pack . A 13-series lithium-ion setup provides a nominal voltage of approximately…
I wanted to print one of these lamps, but didn't like the need for a wall plug, so I designed the inerts to fit what I had on hand (which is quite a lot as it seems…) I changed the diameter of the tube so that the LEDs aren't directly…
I actually bought the wrong size of the 21700 batteries, I did not know that the 5000mAh cell was physically bigger. Anyway, I designed this to fit the 5000mAh versions of the 21700 cells. You have to sacrifice the original battery basket…
My Dyson V8 battery is running very short. I disassembled it and found 20700 cells inside. The limited availability encouraged me to design a cartridge for 21700 cells – they are widely available. Note: the conversion requires careful…
Same as the original I made a while back with a change to it's looks - this one is basted on a hexagon so should stack nicely if you need to store more of these. You guys seemed to like the original so I made more variants. All are listed…
I made this for my Molicel 21700 cells to make 4s2p pack. This fit perfectly from my printer but if you have other brands. Small scaling difference may be required. Also first layer should be 0.2 mm.
This is a camper add-on I made for PM-2170534 car. It's the blue pickup with yellow stripes from the speedboat set. I printed it with 0.2 layer height normal matte pla, and it's a friction fit if you paint it. I didn't make this to scale.…
