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Description
300Ah 3840Wh
quick stats
- Designed For: Home backup, and off-grid trips
- Charging Time: 0-80% in 1 hour via standard 240V wall plug
- Expansion Battery: For PS3600 PRO Power Station
- Charging Options: 240V AC mains, car socket, solar, generator
- Additional Features: Inbuilt wheels and trolley

Introducing the EB3840 Expansion Battery. Designed for home backup, up to two of the EB3840 (300Ah each) connected with the PS3600 PRO, you can seamlessly increase the power storage capacity of your power station up to 11,520Wh (900Ah), which ensures complete off-grid living is attainable.
As standard in the iTechworld Power Station range, the EB3840 Expansion Battery features the safest lithium technologies available including over-charge, over-discharge, over-current, over-load, short-circuit, and over-temperature protection.
PACKAGE CONTENTS
- 1 x EB3840 Expansion Battery
- 1 x Car Charger
- 1 x Parallel Cable
- 1 x 50A Anderson to XT60 Adapter
- 1 x Cable Storage Bag
- 1 x User Guide
Support
The EB3840 expansion battery includes an exclusive 2 year warranty from date of purchase. Keep out of direct sunlight and away from moisture and water.
| General | |
|---|---|
| Dimensions (LxWxH): | 590 x 310 x 460mm |
| Weight: | 36.5kg |
| Capacity: | 3840Wh |
| Maximum parallel capacity: | 11.520Wh |
| XT60 input: | 11.5V-50V 200W maximum |
| USB QC3.0 output: | 18W |
| USB-C output: | 100W |
| Car charging output: | 12V/10A |
| Power off current: | <500μA |
| Operating temperature: | -10°C ~ 40°C |
| Environment humidity: | ≤90%RH |
| Cycle life: | >4000 times |
| Battery | |
|---|---|
| Battery type: | LiFePO4 |
| Single cell rated voltage: | 3.2V |
| Single cell rated capacity: | 20Ah |
| Battery pack rated voltage: | 48V |
| Battery pack output voltage: | 40V - 54V |
| Battery pack rated capacity: | 3840Wh |