Best Polymer 37V Batteries in 2026
Daisy
Last Updated: Jul 19, 2026
Daisy
Last Updated: Jul 19, 2026
* PickSmartly editors independently research, review, and endorse the top products through comprehensive data analysis. We may earn a commission for qualifying purchases made through our product links.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Ovonic Direct | 9.88 | ✅ | ✅ | ✅ |
🔋Parameter - Material: Lithium polymer, Voltage: 7.4V, Cell: 2S, Capacity: 5200mAh, Discharge: 50C, Charging plug: JST-XHR-3P, Discharging plug: Dean-Style T connector, Pack: Hard case
🔋Specification - Ovonic 5200mAh 7.4V Lipo Battery Dimension(±3mm): 137*46*24mm /5.39*1.81*0.94inch(L*W*H), Approx Weight(±5g): 245g /0.54lb
🔋Multiple Advantages - ISO international quality certification(safer), premium materials(LiCoO2), longer cycle life(350+ times), longer running time(+12%), faster charging time(-6%), lighter weight( -5%), lower Resistance(-4%)
🔋Strong Compatibility - Compatible with RC Car Losi Slash Buggy Team Associated 1/10 RC short course, monster truck, crawler, 1/8 scale Truggy
🔋Package - 2x OVONIC 2s Lipo battery, 2x Brand Stickers, User manual. Please read the user manual carefully before using, if you have any problems, contact us directly and we will reply you within 24 hours
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ZEEE POWER Direct | 9.92 | ✅ | ✅ | ✅ |
【Zeee 7.4V 5200mAh Lipo Specification】- Battery Voltage: 7.4V; Configuration: 2S1P; Cell Voltage: 3.2~4.2V; Capacity: 5200mAh; Discharge: 50C; Plug: Deans T Connector.
【Dimensions】- Zeee 5200mAh 2S lipo dimension is: 138*47*25mm/5.43*1.85*0.98inch; Approx Weight: 250g/8.82oz.
【Application】 - Zeee 2S 5200mAh Lipo battery specially compatible with 1/8 and 1/10 rc car, Losi, HPI Strada XB 1/10 RTR Electric Buggy, Team Associated, Axial, Tamiya, Duratrax, Jammin, Redcat Racing, Exceed RC, ElectrixRC, Emaxx, Bandit, Rustler version (Only if the voltage, dimension and the plug match, then it will fit).
【High Performance】- Zeee 2S lipo battery with 50C discharge rate hardcase offers high power and very long run time for your RC cars. They are widely fit the 1/8 and 1/10 RC car models.
【What you get】- 2 Pack of Zeee 7.4V 50C 5200mAh 2S Lipo Battery Hard case with Dean-Style T Connector. Any product problems, please Contact US: 1. Enter into "Your Orders" to click "Contact Seller" option; 2. Click "Ask a question" on our storefront. We will get back to you within 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ZEEE POWER Direct | 9.95 | ✅ | ✅ | ✅ |
【Zeee 2S Lipo Specification】- Battery voltage: 7.4V; Configuration: 2S1P; Cell voltage: 3.2~4.2V; Capacity: 5200mAh; Discharge: 50C; Plug: EC3 Connector.
【Dimensions】- Zeee 5200mAh 2S lipo dimension is: 138*47*25mm/5.43*1.85*0.98inch; Approx Weight: 256g/9.03oz.
【Application】 - Zeee 2S 5200mAh Lipo battery compatible with 1/8 and 1/10 rc car, Losi, HPI Strada XB 1/10 RTR Electric Buggy, Team Associated, Axial, Tamiya, Duratrax, Jammin, Redcat Racing, Bandit, Rustler version(Only if the voltage, dimension and the plug match, then it will fit).
【High Performance】- Zeee 2S lipo battery with 50C discharge rate hardcase offers you very high power and very long run time for your RC cars. They are widely fit the 1/8 and 1/10 RC car model.
【What you get】- 2 Pack of Zeee 7.4V 50C 5200mAh 2S Lipo Battery hard case with EC3 Connector. Please enter "YOUR ORDER" to contact us directly if you have any problems, we will get back to you within 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Hoovo | 9.88 | ✅ | ✅ | ✅ |
【High Performance】- High capacity, Long Cycle Life (150 times at least), up to 235Wh/kg energy density. More run time, more fun time.
【Specification】- Cells Number: 2; Voltage: 7.4V; Capacity: 6200mAh; Discharge: 70C; Cell voltage: 3.2~4.2V; Configuration: 2S1P. The plug is an old version and may not fit the Tracxas Charger. Using genuine brand lipo balance charger,never leave battery unattended when charging.
【Parameter】- 2S Lipo Battery Dimension(±2mm): 139*47*25mm / 5.47*1.85*0.98inch (L*W*H); Approx Weight(±10g): 290g / 10.23oz.
【Application】- This 2S lipo battery compatible for Tracxas models 1/10 1/8 scale vehicles, such as RC airplane, RC helicopter, RC car, RC truck, RC boat, drone, FPV, Bandit, Rustler version, Losi, Axial, Tamiya, Duratrax, and more. (Only if the voltage, dimension and the plug match, then it will fit)
【Professional and Reliable】 - HOOVO Lipo Battery with the most advanced production technology and strict QC teams, our Lipo batteries provide steady discharge curve, high discharge rate to reach the top speed with the most stability and power your RC hobbies. Please let us know if you have any questions about our product, and we will reply you within 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| HENIU | 9.89 | ✅ | ✅ | ✅ |
🔋High-performance Lipo Battery Pack - ISO international quality certification(more safe), premium materials( Lithium polymer), real capacity(6500mAh),longer cycle life(220 times), energy density(295Wh/kg),longer running time(+12%), faster charging time(-6%), lightweight( -5%), lower Resistance(-4%)
🔋RC Lipo Battery Parameter - Material: Lithium polymer, Battery Voltage: 7.4V, Cell Voltage:3.2V-4.2V, Cell Configuration: 2S1P, Capacity: 6500mAh, Discharge Rate: 50C, Charging plug: JST-XHR-3P, Discharging plug: Tr and EC5 connector, Pack: Hard case, Dimension(±3mm): 139*47*25mm / 5.47*1.85*0.98inch(L*W*H), Approx Weight(±15g): 304g / 0.67lb / 10.72oz
🔋LiPo Battery Application - specially compatible with 1/8 and 1/10 Slashh/Stampede/Spartan/Bandit/Rustler series, Arrma, Losi, HPI, Team Associated, Axial, Kyosho,Duratrax, Jammin, Redcat Racing and more! (It is only applicable when the voltage, size and plug are matched. And for the plug, you can replace it by yourself)
🔋Safety Note - Built-in protection mechanism ensures safe charging and use. Don't overcharge more than 4.2V and don't over discharge below 3.2V. Using genuine brand balance charger,never leave battery unattended when charging.
🔋Professional And Reliable- With the most advanced production technology and strict QC teams, We provide steady discharge curve, high discharge rate to reach the top speed with the most stability power to your RC hobbies. Please read the instruction manual before using. If you have any questions about our products, Please contact us by: Enter into "Your Orders" for help or send email to our after-sales mailbox, we will reply you within 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| ZEEE POWER Direct | 9.95 | ✅ | ✅ | ✅ |
【Zeee 2S Lipo 5200mAh Specification】- Battery voltage: 7.4V; Configuration: 2S1P; Cell voltage: 3.2~4.2V; Capacity: 5200mAh; Discharge: 80C; Plug: Deans Connector.
【7.4V Battery Dimensions】- Zeee 5200mAh 2S lipo dimension is: 138*47*25mm; Approx Weight: 256g/9.03oz.
【Application】 - Zeee 2S 5200mAh Lipo battery specially compatible with 1/8 and 1/10 rc car, Losi, Slash, HPI Strada XB 1/10 RTR Electric Buggy, Team Associated, Axial, Tamiya, Duratrax, Jammin, Redcat Racing, Bandit, Rustler version(Only if the voltage, dimension and the plug match, then it will fit).
【Safety Warning】- 1. Users must read safety manual before use of the battery; 2. You must use Lithium Polymer(LiPo) specific charger only; 3. The suggested charge rate is 0.5 - 1C; 4. Never charge the battery unattended.
【What you get】- 1 Pack Zeee 7.4V 80C 5200mAh 2S Lipo Battery Hard case with Deans T Connector. Any product problems, please Contact US: 1. Enter into "Your Orders" to click "Contact Seller" option; 2. Click "Ask a question" on our storefront. We will get back to you within 24 hours.
| SELLER | SELLER SCORE | AMAZON FULFILLED | PRIME | FREE SHIPPING |
|---|---|---|---|---|
| Hoovo | 9.89 | ✅ | ✅ | ✅ |
【High Performance】- HOOVO Lipo Battery High capacity, Long Cycle Life (150 times at least), up to 235Wh/kg energy density. More run time, more fun time.
【7.4V Lipo Battery Specification】- Cells Number: 2; Voltage: 7.4V; Capacity: 5200mAh; Discharge: 80C; Cell voltage: 3.2~4.2V; Discharge plug: Deans Plug Connector.
【Parameter】- 2S Lipo Battery Dimension(±2mm): 137*46*24mm / 5.4*1.81*0.95inch (L*W*H); Approx Weight: 254.6g / 9.04oz.
【Application】- HOOVO 5200mah Battery suitable for Traxxas models 1/10 1/8 scale vehicles, such as RC airplane, RC helicopter, RC car, RC truck, RC boat, drone, FPV, Emaxx, Bandit, Rustler version, Losi, Axial, Tamiya, Duratrax, and more. (Only if the voltage, dimension and the plug match, then it will fit)
【Professional and Reliable】 - HOOVO Lipo Battery with the most advanced production technology and strict QC teams, provide steady discharge curve, high discharge rate to reach the top speed with the most stability and power your RC hobbies. If you have any problem,please contact us directly, 24-hour professional customer service support before purchase and after sales.
Here is the list of top-rated brands that were evaluated by PM.
| Brand | Count |
|---|---|
| Zeee | 3 |
| Hoovo | 2 |
| Nihewo | 1 |
| Ovonic | 1 |
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