---
title: "A751-M Cloud BMS 22S 4G DC-DC for 24V-48V Golf Cart & EV"
description: "Keep your golf cart or EV running reliably with the Spiderway A751-M BMS. This all-in-one system integrates smart battery management, DC-DC conversion, and 4G cloud connectivity. Monitor battery health, location, and performance from anywhere using your smartphone. Enjoy comprehensive protection against overvoltage, overheating, and short circuits, plus active balancing to extend battery life. Designed for 24V to 48V systems, it supports up to 22S LiFePO4 or NMC cells. Whether for e-mobility, solar storage, or industrial use, the A751-M delivers unmatched peace of mind and convenience. Simple to install and scale up to 4 units in parallel."
url: https://factorysea.com/product/a751-m-cloud-bms-22s-4g-dc-dc-for-24v-48v-golf-cart-ev/
date: 2026-07-07
modified: 2026-07-07
author: "FactorySea"
image: https://img.factorysea.com/2026/07/29040050/a751-m-cloud-bms-22s-4g-dc-dc-for-24v-48v-golf-cart-ev-ChU41a.jpg
type: product
lang: en
product_type: simple
currency: CNY
availability: instock
---

# A751-M Cloud BMS 22S 4G DC-DC for 24V-48V Golf Cart & EV

## Product Overview

Transform your battery experience with the Spiderway A751-M BMS. Designed for 24V-48V lithium batteries, this cloud-enabled system gives you complete control and confidence. No more worrying about sudden battery failures or unexpected downtime. With real-time monitoring, advanced protections, and remote diagnostics, you can focus on the ride—not the battery.

## Key Benefits

- **Unmatched Peace of Mind:** Real-time cloud monitoring via 4G and Bluetooth 4.0 lets you check battery status, location, and alerts from your phone. Active balancing and precise SOC/SOH estimation maximize battery life and performance.
- **Comprehensive Protection:** Overvoltage, undervoltage, overcurrent, short-circuit, and temperature protection (5 sensors) keep your battery safe in all conditions. External fuse blowing adds an extra layer of safety.
- **Simplified Management:** OTA updates, GPS tracking, and remote diagnostics reduce maintenance. Pre-charge and heating management ensure reliable operation even in cold climates.
- **Scalable & Versatile:** Supports up to 4 BMS units in parallel for high-capacity systems. Ideal for e-mobility, solar storage, telecom backup, and industrial applications.

## Technical Specifications

- **Battery Compatibility:** LiFePO4 / NMC (13S~24S)
- **Model Number:** A751-M
- **Communication:** RS485, CAN, 4G, Bluetooth 4.0 (Optional)
- **Protections:** OV/UV/OC/SC, Temp, Fuse Blowing
- **Cloud Features:** OTA, GPS Tracking, Remote Diagnostics
- **Operating Temp:** -20°C to 60°C

Experience the freedom of smart battery management. Upgrade to the A751-M and enjoy longer battery life, fewer surprises, and effortless control.