Name: EF-DELTA3
Brand: EcoFlow
SKU: EF-DELTA3

The EcoFlow DELTA 3 brings portable electricity to your working day, weekend trips and backup arrangements. Its 1024Wh LFP battery supplies AC, USB and 12V DC equipment, making it useful for lighting, laptops, compatible tool chargers and portable refrigeration.

Key Features

1800W total AC output: pure sine wave power with 3600W surge capability.
Fast mains recharge: up to 1500W AC charging, with a manufacturer-stated 0–100% recharge time of approximately 56 minutes under test conditions.
Solar-ready: one solar input accepts up to 500W for charging away from mains power.
Flexible connections: four AC sockets, two USB-C ports, two USB-A ports and three 12V DC outputs on the UK model.
Expandable storage: add a compatible EcoFlow extra battery for a system capacity of up to approximately 5kWh.
App control: check operating information and adjust settings through the EcoFlow app using Wi-Fi or Bluetooth.

Typical Applications

Suitable for mobile working, camping, campervan stops and temporary backup for compatible equipment. Check continuous load and starting demand when choosing appliances; running time depends on the load and operating conditions.

Technical Specifications

Battery capacity	1024Wh
Battery chemistry	LiFePO4 (LFP)
Battery cycle life	4000 cycles to at least 80% capacity
AC output voltage	230V
AC continuous output	1800W total
AC surge output	3600W
AC waveform	Pure sine wave
AC outlets	4 (UK configuration)
USB-C outputs	2 × 100W maximum; 200W combined
USB-A outputs	2 × 18W maximum; 36W combined
Car socket output	12.6V / 10A
DC5521 outputs	2 × 12.6V / 3A
Combined 12V DC output	126W maximum
AC charging power	1500W maximum
Solar input	500W maximum; 11–60V DC; 15A; one input
Car charging input	12V / 8A maximum
UPS transfer time	10ms (user manual specification)
Net weight	Approximately 12.5kg
Dimensions (W × D × H)	Approximately 202 × 397.6 × 283.6mm
Charging temperature	0°C to 45°C
Discharging temperature	−10°C to 45°C

Battery Expansion and Charging Accessories

Compatible expansion options include EcoFlow DELTA 3, DELTA 2, DELTA 2 Max and DELTA Pro 3 Smart Extra Batteries, using the appropriate connection cable. Extra batteries, solar panels, solar charging cables, car charging cables and alternator chargers are sold separately.

In the Box

EcoFlow DELTA 3 portable power station
AC charging cable
Product documentation and warranty card

Operating Notes

X-Boost supports selected appliances rated up to 2400W; the continuous AC rating remains 1800W. It is unsuitable for voltage-sensitive equipment and is unavailable during AC charging or bypass operation. The standby UPS has a 10ms transfer time according to the user manual; check the connected equipment’s requirements.

The IP65 rating applies to the battery pack only. Keep the power station dry. Charging times and battery performance vary with conditions.

Warranty

EcoFlow lists a five-year manufacturer warranty for DELTA 3, subject to its warranty terms.

Since 2003

EF-DELTA3