---
product_id: 769168121
title: "DALY Smart BMS 4S 12V 250A Li-ion with WiFi Bluetooth Module CAN RS485"
brand: "daly"
price: "$433.91"
currency: USD
in_stock: true
category: "Daly"
url: https://www.desertcart.us/products/769168121-daly-smart-bms-4s-12v-250a-li-ion-with-wifi
store_origin: US
region: United States of America
---

# 250A high current capacity WiFi & Bluetooth remote monitoring CAN & RS485 multi-comm interfaces DALY Smart BMS 4S 12V 250A Li-ion with WiFi Bluetooth Module CAN RS485

**Brand:** daly
**Price:** $433.91
**Availability:** ✅ In Stock

## Summary

> 🔋 Power Smarter, Monitor Anywhere — The Future of Battery Management is Here!

## Quick Answers

- **What is this?** DALY Smart BMS 4S 12V 250A Li-ion with WiFi Bluetooth Module CAN RS485 by daly
- **How much does it cost?** $433.91 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.us](https://www.desertcart.us/products/769168121-daly-smart-bms-4s-12v-250a-li-ion-with-wifi)

## Best For

- daly enthusiasts

## Why This Product

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

## Key Features

- • **Compact Powerhouse:** Newly upgraded smaller size with low temperature rise and pre-charging function fits perfectly in modern energy setups without overheating.
- • **Trusted & Certified:** ISO, FCC, RoHS, PSE, and CE approvals plus 24/7 expert support ensure reliability and peace of mind for professional-grade applications.
- • **Seamless Remote Control:** WiFi and Bluetooth modules enable real-time battery status monitoring and instant alerts on your smartphone—stay connected from anywhere.
- • **Ultimate Battery Guardian:** Comprehensive multi-layer protection against overcharge, overdischarge, short circuit, and temperature extremes keeps your Li-ion pack safe and sound.
- • **Versatile Communication Hub:** Supports CAN, RS485, and dual UART interfaces for rich expansion options—perfect for integrating with advanced solar, EV, or off-grid systems.

## Overview

The DALY Smart BMS 4S 12V 250A is a compact, high-capacity lithium battery management system featuring advanced multi-protection safeguards and real-time remote monitoring via WiFi and Bluetooth. Designed for home energy storage, off-grid solar, and industrial applications, it offers versatile communication interfaces (CAN, RS485, UART) and is backed by global certifications and dedicated 24/7 support.

## Description

Buy DALY Smart BMS 4S 12V 250A Li-ion with WiFi Bluetooth Module CAN RS485 | Battery Management System. Real-Time Remote Monitoring. Designed for Home Energy Storage, Off-Grid Solar, AGVs: Modules - desertcart.com ✓ FREE DELIVERY possible on eligible purchases

## Features

- 【Multiple Protection】Overcharge Protection; Overdischarge Protection; Overcurrent Protection; Short circuit Protection; Temperature Protection;Waterproof Protection.
- 【New Upgrade】Smaller size; Parallel protection; Pre-charging function; 100mA passive equalization current; Low temperature rise; Working condition indicator;Consistent Chg/Dischg cuurrent.
- 【Smart BMS】With the WiFi module, lithium batteries can be remotely monitored through the Internet, regardless of the distance.When the BMS detects any abnormality in the battery pack, it will send alert via the smartphone app.
- 【DALY BMS】Multiple communication functions+ expansion function ports,CAN, RS485, dual UART communication interfaces,rich expansion applications.If you need Touch Screen,active balancer, parallel module or other accessories, please contact online customer service.
- 【Quality Guarantee】We provide 24-hour one-on-one customer service and technical support.If you have any questions,please feel free to contact us.--- ISO/ FCC/ RoHS/ PSE/ CE APPROVED

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CXXDW7WW |
| Best Sellers Rank | #655,694 in Tools & Home Improvement ( See Top 100 in Tools & Home Improvement ) #3,060 in Power Converters |
| Brand | DALY |
| Color | Li-ion 4S 12V |
| Item Dimensions | 7.2 x 4.25 x 1.02 inches |
| Manufacturer | Dongguan Daly Electronics Co., Ltd |
| Output Voltage | 12 volts |
| UPC | 784868983520 |

## Product Details

- **Brand:** DALY
- **Color:** Li-ion 4S 12V
- **Item dimensions L x W x H:** 7.2 x 4.25 x 1.02 inches
- **Output Voltage:** 12 volts
- **UPC:** 784868983520

## Images

![DALY Smart BMS 4S 12V 250A Li-ion with WiFi Bluetooth Module CAN RS485 - Image 1](https://m.media-amazon.com/images/I/61pLb5aVWHL.jpg)

## Available Options

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

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**Shop now:** [https://www.desertcart.us/products/769168121-daly-smart-bms-4s-12v-250a-li-ion-with-wifi](https://www.desertcart.us/products/769168121-daly-smart-bms-4s-12v-250a-li-ion-with-wifi)

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*Product available on Desertcart United States of America*
*Store origin: US*
*Last updated: 2026-09-02*