JKBMS
JKBMS JK-B1A20S15P | 150A Smart BMS for Backup Power Supply & Small ESS | 8S-20S LiFePO4 Li-ion | 1A Active Balance
JKBMS JK-B1A20S15P | 150A Smart BMS for Backup Power Supply & Small ESS | 8S-20S LiFePO4 Li-ion | 1A Active Balance
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150A with 1A Active Balance — Faster Equalization for 60V Systems — JKBMS JK-B1A20S15P
The JK-B1A20S15P covers the 8S–20S voltage range (24V–60V) at 150A continuous current with 1A active balancing — the right fit for UPS backup power systems and electric sightseeing vehicles running at 48V–60V. With Bluetooth and UART for LCD display monitoring as standard, pack health is always visible.
Compatible chemistries: LiFePO4 / Li-ion / LTO
Key Specifications
| Parameter | Specification |
|---|---|
| Model | JK-B1A20S15P |
| Cell Configuration | 8S – 20S (24V – 60V) |
| Continuous Current | 150A |
| Active Balance Current | 1A |
| Standard Communication | Bluetooth + UART (LCD display port) |
| Compatible Chemistry | LiFePO4, Li-ion, LTO |
| Protection | Over-charge, Over-discharge, Over-current, Short-circuit, Over/Under-temperature |
Voltage Platform & Load Class — Where This BMS Fits
📊 20S (60V) — Light to Mid-Load Applications at 150A
The 20S platform at 60V covers electric sightseeing vehicles and UPS systems in the light-to-mid load category. At 150A, this BMS is sized for applications that need reliable protection and active balancing without the complexity of full inverter integration.
⚡ 1A Active Balancing — Consistent Performance Over Time
The 1A active balancer continuously transfers energy between cells, keeping your pack balanced and efficient through every cycle — more usable capacity and longer pack life compared to passive alternatives.
Who Is This BMS For?
- 🛴 Electric sightseeing vehicles (48V–60V, 150A)
- 🔋 UPS & backup power systems (24V–60V)
- 📦 Telecom backup battery packs
- 🏭 OEM manufacturers of 24V–60V 150A lithium battery packs
Compare Versions — Find the Right Fit
| Feature | Standard (This Model) | HC Version | HCR Version |
|---|---|---|---|
| Bluetooth | ✅ | ✅ | ✅ |
| UART (LCD port) | ✅ | ✅ | ✅ |
| CAN Bus | ❌ | ✅ | ✅ |
| Heating Film Control | ❌ | ✅ | ✅ |
| RS485 | ❌ | ❌ | ✅ |
| Soft Parallel (PLINK Module) | ❌ | ✅ | ✅ |
| Hard Parallel (Parallel Module) | ❌ | ❌ | ✅ |
| Buzzer Alert | ❌ | ❌ | ✅ |
📩 Not sure which version fits? Contact us.
OEM / ODM & Bulk Orders
📩 For wholesale pricing, MOQ, and custom configurations, please contact us directly.
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