iTechworld iTECH400X PRO Deep Cycle Lithium Battery with Bluetooth LiFePO4 400Ah
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Looking for a battery that can keep up with bigger adventures? The iTechworld iTECH400X PRO Deep Cycle Lithium Battery with Bluetooth LiFePO4 400Ah has you covered
The iTECH400X PRO is a great option if you need serious power for bigger setups and longer stays off-grid. With a 400Ah capacity, this lithium deep cycle battery helps keep your appliances, accessories and essential gear running with less fuss and more confidence.
Built with LiFePO4 technology, the iTechworld Deep Cycle Lithium Battery with Bluetooth LiFePO4 400Ah is designed for dependable performance and everyday convenience. It also includes Bluetooth, so you can easily keep an eye on your battery and stay in control of your power use wherever you are.
PACKAGE CONTENTS
- 1 x iTECH400X PRO 400Ah Lithium 12v Battery LifePO4 400Ah Deep Cycle Battery with Bluetooth
- 1 x User Guide
WARRANTY & SUPPORT
The iTECH400X PRO warranty is 5 years (3 years full replacement 2 years pro-rata).
*Storage deep cycle battery only. It cannot be used as a cranking battery.

The iTechworld Deep Cycle Lithium Battery with Bluetooth LiFePO4 400Ah gives you the power and Bluetooth control to travel with confidence
The iTechworld iTECH400X PRO is designed for people who need a battery that can handle larger power demands without making life harder. Its 400Ah capacity gives you plenty of usable power for trips away, off-grid setups, or anyone running more gear and wanting extra peace of mind.
Because it is a lithium deep cycle battery, the iTECH400X PRO is built for ongoing use rather than short bursts of power. That makes it a practical choice when you want a battery that can support your everyday essentials and help your setup run more smoothly over longer periods.
The LiFePO4 design adds another layer of confidence, especially when reliability matters. Whether you are powering your caravan, 4WD, camping setup or other off-grid equipment, this battery is made to give you steady performance you can rely on when you are away from mains power.
Bluetooth is another feature that makes the iTECH400X PRO easier to live with. It lets you check in on your battery from a compatible device, so you can keep track of how things are going without the guesswork. For anyone who wants strong capacity, modern battery tech and a simpler way to manage power, this battery is built to make the job easier.
iTechworld iTECH400X PRO Deep Cycle Lithium Battery with Bluetooth LiFePO4 400Ah Specifications
| Voltage: | 12V |
| Nominal voltage: | 12.8V |
| C20 rating usable Amps: | 400Ah |
| Short circuit protection: | Yes |
| Optimum temperature range: | 5°C ~ 60°C |
| BMS operational temperature range: | -5°C ~ 80°C |
| Safety protection isolator: | 80°C |
| Recommended charge voltage: | 14.4V |
| Maximum charge current: | 150A |
| BMS charge cutoff: | 15V |
| BMS charge cutoff: 15V BMS low voltage cutoff: | 8.5-9V |
| Series connection: | Up to 48V (4 x batteries) |
| Parallel connection: | Unlimited |
| Life cycles @ 80% depth of discharge: | 5,000+ |
| Life cycles @ 40% depth of discharge: | 10,000+ |
| Continuous discharge rate: | 200A |
| Maximum discharge rate (5 Seconds): | 640A |
| Dimensions (LxWxH): | 525 x 240 x 220mm (235 H including terminals) |
| Weight: | 38kg |
| Terminal type: | M8 |
| Case material: | ABS |
