---
product_id: 539310080
title: "2 Pack 3.6V 2400mAh TL-5903 3.6V AA Lithium Battery for SL-360 ER14500 ER14505 S7-400 6ES7971-0BA00 with Plug"
brand: "stepmax"
price: "₨17320"
currency: LKR
in_stock: true
category: "Stepmax"
url: https://www.desertcart.lk/products/539310080-2-pack-3-6v-2400mah-tl-5903-3-6v-aa
store_origin: LK
region: Sri Lanka
---

# 3.6V stable voltage 2400mAh high capacity Extreme temp resistant 2 Pack 3.6V 2400mAh TL-5903 3.6V AA Lithium Battery for SL-360 ER14500 ER14505 S7-400 6ES7971-0BA00 with Plug

**Brand:** stepmax
**Price:** ₨17320
**Availability:** ✅ In Stock

## Summary

> 🔋 Power your essentials with confidence—long-lasting energy that never quits!

## Quick Answers

- **What is this?** 2 Pack 3.6V 2400mAh TL-5903 3.6V AA Lithium Battery for SL-360 ER14500 ER14505 S7-400 6ES7971-0BA00 with Plug by stepmax
- **How much does it cost?** ₨17320 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.lk](https://www.desertcart.lk/products/539310080-2-pack-3-6v-2400mah-tl-5903-3-6v-aa)

## Best For

- stepmax enthusiasts

## Why This Product

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

## Key Features

- • **Built for Extremes:** Operates flawlessly in scorching heat or freezing cold—no compromises on performance.
- • **Safety First, Always:** Explosion-proof technology ensures peace of mind in every use.
- • **Consistent Energy Flow:** Stable current output guarantees reliable operation for sensitive equipment.
- • **Versatile Compatibility:** Perfect for water meters, gas meters, alarms, and more—future-proof your essential devices.
- • **Power That Lasts a Decade:** 10-year shelf life with ultra-low self-discharge keeps your devices ready when you are.

## Overview

The TL-5903 is a 3.6V AA lithium battery with a robust 2400mAh capacity, designed for long-term micro-current applications. Featuring explosion-proof safety, extreme temperature resistance, and a 10-year shelf life, it’s ideal for critical devices like water meters, gas meters, and alarm systems.

## Description

Parameter: Model:TL-5903 Capacity:2400mAh Voltage: 3.6V Size: 50*14mm Feature: 1. Stable working voltage and good safety. 2. Low self-discharge rate gives this cell a 10 year shelf life. 3. High energy, high reliability. Suitable for water meter, gas meter, calorimeter, real-time clock, alarm system, ETC equipment , etc.

## Features

- 【Model】: TL-5903;Capacity:2400mah,Voltage: 3.6V.
- 【Features】：1.High temperature and low temperature resistance.2.Use explosion-proof technology and safe to use.3.Stable current.4.Suitable for long-term micro-current work,and storage life of up to 10 years.
- 【Package】:2 x TL-5903 AA PLC Lithium Battery.
- 【Application Scope】:Suitable for water meter, gas meter, calorimeter, real-time clock, alarm system, ETC equipment , etc.
- 【NOTE】:Non-rechargeable .

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0BLCJ2YLK |
| Best Sellers Rank | #638,861 in Health & Household ( See Top 100 in Health & Household ) #1,953 in AA Batteries |
| Date First Available | November 3, 2022 |
| Item model number | TL 5903 |
| Manufacturer | STEPMAX |

## Product Details

- **Battery Capacity:** 2400 Milliamp Hours
- **Battery Cell Composition:** Lithium
- **Brand:** STEPMAX
- **Recommended Uses For Product:** Clock
- **Voltage:** 3.6 Volts

## Images

![2 Pack 3.6V 2400mAh TL-5903 3.6V AA Lithium Battery for SL-360 ER14500 ER14505 S7-400 6ES7971-0BA00 with Plug - Image 1](https://m.media-amazon.com/images/I/61HefgTMTnL.jpg)

## Frequently Bought Together

- STEPMAX (2 Pack 3.6V 2400mAh TL-5903 3.6V AA Lithium Battery for Tadiran TL-5903 SL-360 ER14500 ER14505 S7-400 6ES7971-0BA00 with Plug
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- DURNERGY 3.6 Volt Lithium Battery AA ER14505 2400mAh Batteries Double A Batteries 20 Pack

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**Shop now:** [https://www.desertcart.lk/products/539310080-2-pack-3-6v-2400mah-tl-5903-3-6v-aa](https://www.desertcart.lk/products/539310080-2-pack-3-6v-2400mah-tl-5903-3-6v-aa)

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*Product available on Desertcart Sri Lanka*
*Store origin: LK*
*Last updated: 2026-03-08*