---
product_id: 690127817
title: "Smart BMS 4S-8S 200A 1A Active Balance Build-in Bluetooth with RS485 PCB Battery Protection Board for LiFePO4 Li-ion LTO Battery Pack（JK-B1A8S20P）"
brand: "jkbms"
price: "KSh31713"
currency: KES
in_stock: true
url: https://www.desertcart.co.ke/products/690127817-smart-bms-4s-8s-200a-1a-active-balance-build-in
store_origin: KE
region: Kenya
---

# 200A max current Bluetooth + RS485 connectivity 4S-8S battery compatibility Smart BMS 4S-8S 200A 1A Active Balance Build-in Bluetooth with RS485 PCB Battery Protection Board for LiFePO4 Li-ion LTO Battery Pack（JK-B1A8S20P）

**Brand:** jkbms
**Price:** KSh31713
**Availability:** ✅ In Stock

## Summary

> 🔋 Power Smarter, Live Better — Stay Connected, Stay Charged!

## Quick Answers

- **What is this?** Smart BMS 4S-8S 200A 1A Active Balance Build-in Bluetooth with RS485 PCB Battery Protection Board for LiFePO4 Li-ion LTO Battery Pack（JK-B1A8S20P） by jkbms
- **How much does it cost?** KSh31713 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.co.ke](https://www.desertcart.co.ke/products/690127817-smart-bms-4s-8s-200a-1a-active-balance-build-in)

## Best For

- jkbms enthusiasts

## Why This Product

- Trusted jkbms brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Versatile Compatibility:** Supports Li-ion, LiFePO4, and LTO battery types, perfect for RVs, solar setups, UPS systems, and more—future-proof your energy solutions.
- • **Ultimate Battery Guardian:** Comprehensive protection against overcharge, overdischarge, overcurrent, short circuits, and temperature spikes keeps your investment safe and sound.
- • **Hassle-Free Setup & Support:** Complete with all essential wiring and components plus dedicated 1-year after-sales support to keep you powered without pause.
- • **Smart Control at Your Fingertips:** Seamlessly monitor and adjust your battery’s performance via the JK BMS app on Android and iOS with built-in Bluetooth connectivity.
- • **Active Balance for Peak Performance:** Advanced active equalization technology extends battery lifespan and maximizes efficiency—because your power deserves the best.

## Overview

The JKBMS Smart BMS 4S-8S 200A 1A is a high-performance battery management system designed for Li-ion, LiFePO4, and LTO batteries. Featuring robust safety protections, active balancing, and Bluetooth plus RS485 connectivity, it enables real-time monitoring and control via a mobile app. Ideal for RVs, solar power, and UPS applications, it ensures extended battery life and reliable operation with easy installation and dedicated customer support.

## Description

JKBMS Smart BMS 4S-8S 200A 1A Active Balance Build-in Bluetooth with RS485 PCB Battery Protection Board for LiFePO4 Li-ion LTO Battery Pack（JK-B1A8S20P）

## Features

- Enhanced Safety: Safeguard your battery with protection against overcharging, overdischarging, overcurrent, short circuits, and temperature extremes. JKBMS Active Equalization extends battery life and enhances performance
- Easy Connection: Effortlessly manage your battery with JK BMS mobile app for Android and iOS. Bluetooth connectivity allows you to monitor status, adjust settings, and control charging/discharging from your device
- Wide Application: This versatile BMS works with Li-ion, LiFePO4, and LTO batteries. Ideal for RV, Solar Panel, and UPS Power Supply and so on, it offers seamless integration and top performance
- After-Sales Support: If you have any questions or concerns, please contact us through your order page. We are committed to providing assistance and ensuring your satisfaction with our 1-year support
- Packing List: Includes Smart BMS (JK-B1A8S20P) * 1,Wires (70cm) * 1,Switch (50cm) * 1,NTC (40cm) * 1,Screws * 4,Operate manual * 1,(RS485 converter not included).Everything you need for setup and operation

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0D14FT2M5 |
| Best Sellers Rank | #29,747 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #107 in Power Converters |
| Customer Reviews | 4.3 4.3 out of 5 stars (164) |
| Date First Available | April 8, 2024 |
| Item Weight | 12.3 ounces |
| Item model number | JK-B1A8S20P |
| Manufacturer | JKBMS |
| Product Dimensions | 6.02 x 4.96 x 0.69 inches |

## Product Details

- **Brand:** JKBMS
- **Colour:** JK BMS
- **Item weight:** 0.77 Pounds
- **Input voltage:** 24 Volts
- **Item dimensions L x W x H:** 15.3 x 12.6 x 1.8 centimeters

## Images

![Smart BMS 4S-8S 200A 1A Active Balance Build-in Bluetooth with RS485 PCB Battery Protection Board for LiFePO4 Li-ion LTO Battery Pack（JK-B1A8S20P） - Image 1](https://m.media-amazon.com/images/I/71svzmTI2nL.jpg)

## Available Options

This product comes in different **Style** options.

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**Shop now:** [https://www.desertcart.co.ke/products/690127817-smart-bms-4s-8s-200a-1a-active-balance-build-in](https://www.desertcart.co.ke/products/690127817-smart-bms-4s-8s-200a-1a-active-balance-build-in)

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*Product available on Desertcart Kenya*
*Store origin: KE*
*Last updated: 2026-03-04*