---
product_id: 432276
title: "ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery"
brand: "expertpower"
price: "€ 78.31"
currency: EUR
in_stock: true
reviews_count: 13
category: "Expert Power"
url: https://www.desertcart.com.cy/products/432276-expertpower-exp1233-3-3ah-12v-battery-sealed-lead-acid-replacement
store_origin: CY
region: Cyprus
---

# 12V reliable power output 3.3Ah high capacity AGM sealed & maintenance-free ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery

**Brand:** expertpower
**Price:** € 78.31
**Availability:** ✅ In Stock

## Summary

> 🔋 Stay powered, stay unstoppable — never miss a beat with ExpertPower!

## Quick Answers

- **What is this?** ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery by expertpower
- **How much does it cost?** € 78.31 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.com.cy](https://www.desertcart.com.cy/products/432276-expertpower-exp1233-3-3ah-12v-battery-sealed-lead-acid-replacement)

## Best For

- expertpower enthusiasts

## Why This Product

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

## Key Features

- • **Built to Endure:** Rugged ABS casing and vibration-resistant design protect your battery from shocks and storage wear.
- • **Power That Lasts:** 3.3Ah capacity delivers consistent, long-lasting backup power when you need it most.
- • **Sealed Safety Tech:** AGM valve-regulated construction means zero leaks, zero maintenance, and maximum reliability.
- • **Plug & Play Simplicity:** F1 terminals ensure a secure, hassle-free installation in your UPS or compatible devices.
- • **Versatile Compatibility:** Perfect replacement for Back-UPS ES 350 series and ideal for alarm systems, lawn mowers, and more.

## Overview

The ExpertPower EXP1233 is a 12V, 3.3Ah sealed lead acid battery featuring advanced AGM technology for maintenance-free, leak-proof performance. Designed as a direct replacement for Back-UPS ES 350 models and compatible with various security and power backup systems, it boasts a durable ABS case and vibration resistance for long-term reliability. Compact and easy to install with F1 terminals, this rechargeable battery ensures dependable power delivery and extended service life backed by a 1-year warranty.

## Description

desertcart.com: ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery : Health & Household

Review: Works Great!!! - Just what I needed!!! Easy to install and works fine!!! 👍🏼
Review: Perfect fit. - Battery was exactly the same as the original. Installed in 10 seconds. Delivered less than 48 hours after ordering. Doesn't get any better.

## Features

- AGM Sealed UPS Battery: Absorbent Glass Mat technology with valve-regulated, sealed construction provides high current on demand, extended service life, and safe, maintenance-free operation.
- User-Friendly: Our 12V rechargeable battery is equipped with F1 terminals for secure connections and easy installation in compatible devices and systems.
- Replacement & Compatibility: Compatible with power backup units, ES 350, BE350E, BE350C, BE350R, BE350U alarm, security system, and more 12 Volt battery models. Suitable as lawn mower battery.
- Durable Build: Features a sturdy ABS case and vibration-resistant design that endures shocks and long periods of storage without performance loss.
- Long Life: Built with premium materials for extended shelf life and long-term durability, with dimensions of 5.28"L x 2.64"W x 2.4"H. Total height with terminals: 2.64 inches.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B006X98A7C |
| Amperage | 3.3 Amps |
| Antenna Location | Scooters,Ups,Wheelchairs |
| Battery Capacity | 3.3 |
| Battery Cell Type | Lead Acid |
| Battery Weight | 2.84 Pounds |
| Best Sellers Rank | #66,193 in Health & Household ( See Top 100 in Health & Household ) #136 in 12V Batteries |
| Brand | ExpertPower |
| Customer Reviews | 4.4 4.4 out of 5 stars (2,793) |
| External Testing Certification | DOT Certified |
| Item Dimensions | 5.28 x 2.63 x 2.42 inches |
| Item Type Name | lead_acid_battery |
| Item Weight | 2.8 Pounds |
| Manufacturer | ExpertPower |
| Model Name | ExpertPower EXP1233 |
| Model Number | EXP1233 |
| Number of Batteries | 1 Lithium Ion batteries required. (included) |
| Reusability | Rechargeable |
| UPC | 814832020033 |
| Unit Count | 1.0 Count |
| Voltage | 12 Volts |
| Warranty Description | 1-Year Limited Warranty |

## Product Details

- **Battery Capacity:** 3.3
- **Battery Cell Composition:** Lead Acid
- **Brand:** ExpertPower
- **Number of Batteries:** 1 Lithium Ion batteries required. (included)
- **Recommended Uses For Product:** Scooters,Ups,Wheelchairs

## Images

![ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery - Image 1](https://m.media-amazon.com/images/I/51SC13CeR+L.jpg)
![ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery - Image 2](https://m.media-amazon.com/images/I/61+Vxd4WStL.jpg)
![ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery - Image 3](https://m.media-amazon.com/images/I/61vjblcKvGL.jpg)
![ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery - Image 4](https://m.media-amazon.com/images/I/61qhVLelkqL.jpg)
![ExpertPower EXP1233-3.3Ah 12V Battery Sealed Lead Acid, Replacement for Back-UPS ES 350, BE350E, BE350C, BE350R, BE350U, 12 Volt Rechargeable UPS Battery - Image 5](https://m.media-amazon.com/images/I/71-HtEsBMoL.jpg)

## Questions & Answers

**Q: Recommended charger**
A: We recommend a 12V charger specifically designed for AGM batteries. The charging current should not exceed 660mA.

**Q: What is the difference between standby and cycle use for the battery?**
A: Standby Use: The battery primarily serves as a backup power source with minimal discharge. Cycle Use: The battery undergoes frequent deep discharges and recharges.

**Q: What does "EXP" mean on the battery?**
A: The "EXP" on the battery stands for our brand name, ExpertPower. It does not indicate an expiration date.

**Q: Will this battery be compatible with my device?**
A: To ensure compatibility, please verify the battery dimensions and terminal sizes match your device's specifications before purchasing.

**Q: What is your return policy?**
A: Enjoy a 90-day refund window more on items by "ExpertPower Direct". Need help? Message us via Amazon's "Contact Seller" for prompt assistance.

## Customer Reviews

### ⭐⭐⭐⭐⭐ Works Great!!!
*by M***Z on March 21, 2026*

Just what I needed!!! Easy to install and works fine!!! 👍🏼

### ⭐⭐⭐⭐⭐ Perfect fit.
*by R***R on February 13, 2026*

Battery was exactly the same as the original. Installed in 10 seconds. Delivered less than 48 hours after ordering. Doesn't get any better.

### ⭐⭐⭐⭐⭐ Service life
*by D***0 on January 29, 2026*

FWIW I got a full five year service life out of this battery. I can say that I got my money's worth.

## Frequently Bought Together

- Replacement Battery for APC Back UPS ES 350
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- AJC Battery Compatible with APC Back-UPS ES 550 8 Outlet 550VA BE550R 12V 7Ah UPS Battery

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**Shop now:** [https://www.desertcart.com.cy/products/432276-expertpower-exp1233-3-3ah-12v-battery-sealed-lead-acid-replacement](https://www.desertcart.com.cy/products/432276-expertpower-exp1233-3-3ah-12v-battery-sealed-lead-acid-replacement)

---

*Product available on Desertcart Cyprus*
*Store origin: CY*
*Last updated: 2026-04-24*