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EcoFlow 500W Alternator Charger - Black (EFALTCHRG500W)

EFALTCHRG500W
EcoFlow 500W Alternator Charger with the logo and port icons visible, viewed directly from the front
$599
$16.64^ approximately
NOT CURRENTLY AVAILABLE ONLINE
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Spend $500 or more on selected products and get 10% of your purchase price in Harvey Norman Bonus Gift Cards*
Bonus Gift Card amount is indicative only, and is subject to terms and conditions being met. Exclusions apply. Offer ends 11.59pm, Sunday 7 June 2026.
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Spend $500 or more on selected products and get 10% of your purchase price in Harvey Norman Bonus Gift Cards*
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Excludes Miele whiteware/cookware, NEFF, mobile phone contracts, mobile phone prepay vouchers, gaming subscriptions, gaming card activations, gaming currency, delivery, installation, Ministry of Social Development (Fisher & Paykel) orders, replacement products under your Product Care or DeviceCover plan, Gift Cards & Commercial purchases. 

Harvey Norman Bonus Gift Cards are issued on receipt of goods and expire 36 Months from date of issue. Bonus gift cards are not redeemable for cash and cannot be used in the transaction in which it is issued. If goods are refunded, then the gift card must be returned (if unused) or the value of the gift card will be deducted from the refunded amount. See www.harveynorman.co.nz/gift-card-terms-and-conditions.html or in store for terms, conditions and exclusions.

Offer ends 11.59pm, Sunday 7 June 2026.

Bonus Gift Card amount is indicative only, and is subject to terms and conditions being met.

Available on 36 months of equal Interest Free instalments:

approximately per month

^ Total repayments $599 (excluding fees). Min purchase of $500 applies. Offer ends 30/06/2026. Equal monthly payments required. Lending criteria, T&Cs & fees apply incl. a $55 estb. fee & $65 annual fee ($32.50 half yearly). Standard interest rate (currently 29.49% p.a.) applies after interest free term ends. Exclusions may apply. *Further information on rates and fees can be found at gemfinance.co.nz. Credit provided by Latitude Financial Services Ltd.

How it works
Description

Power your batteries while on the road with the EcoFlow 500W Alternator Charger. A practical addition for frequent travellers, this unit lets you efficiently top up a 1kWh power station in about 2.1 hours. It also offers a 3-in-1 functional design that works as a charger, maintainer, and jump starter. Plus, it expands your existing RV house battery capacity, allowing you to run your essential appliances for longer.

Key Features

  • Charge On the Go: With the EcoFlow Alternator Charger, you can now make sure your leisure batteries receive a 5x faster charge while driving*. It optimally refuels 1kWh in just 2.1 hours, ensuring it can handle your car’s electrical needs.
  • 3-in-1 Power Solution: Conveniently use this EcoFlow unit as a fast charger, maintainer, or jump starter. It enables you to replenish your portable station, power your starter battery, and maintain optimal charge*.
  • Longer Off-Grid Living: This 500W alternator charger seamlessly adapts to your 12V/24V 4WD batteries, allowing you to expand capacity by up to 7.2kWh***. Now you can comfortably run lights, appliances, and gadgets without constantly monitoring usage!
  • Safe Power Every Mile: Thanks to its Gallium Nitride Technology, you can rest assured that this charger delivers safe operations every time. It also offers undervoltage protection to safeguard the starting battery from over-discharge and excessive energy use.
  • Convenient Installation: Quickly get started using this EcoFlow Alternator Charger by following a few simple steps. It enables you to easily connect this unit to your vehicle’s starter battery or your RV’s house battery.
  • Vehicle Compatibility: EcoFlow 500W Alternator Charger is suitable for Sedans and standard SUVs.

*5× faster than traditional in-vehicle auxiliary power outlets.

**The 500W Alternator Charger comes with an XT60 cable, but does not support reverse charging & battery maintenance functions with the XT60 cable. To enable reverse charging & battery maintenance functions, purchase the XT150 cable and use it with an EcoFlow DELTA Series product.

***With EcoFlow DELTA 3 Pro and DELTA 3 Pro Extra Battery, which are sold separately.

Specifications
All Product Details
Brand EcoFlow
Product Type Battery Charger
Model Number EFALTCHRG500W
Colour Black
Accessories
Number of Charging Port 2
Input Ports Type Port A - Input Cable to Vehicle battery
Output Ports Type Port B - XT150 Output Cable
Max Combined Power Output 500W
Charging
Charging Method DC-DC Charger
Additional Features
Compatibility Vehicle battery, EcoFlow unit
Power
Wattage/ Voltage 11V-35V, 76A Max
Temperature / Humidity
Operating Temperature –20℃ to 60℃
Operating Humidity ≤95%
Storage Temperature –30℃ to 70℃
Storage Humidity ≤95%
Dimensions
Product Width 19.5 cm
Product Depth 3.5 cm
Product Height 24.5 cm
Product Weight 1.6 kg
Warranty
Manufacturers 24 Months
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Delivery
Delivery

We aim to dispatch orders within 2 days. Delivery costs are calculated based on your location and the size of your order. Furniture may take up to 8 weeks to deliver as most products are made specifically for your order. Some Customer Direct products are shipped from overseas and may take longer to arrive. Some goods may take longer to deliver if a product is currently not in stock. A staff member will contact you where this occurs.

Easy returns

If you feel your product has failed a Consumer Guarantee (as defined by New Zealand Consumer Law) then don't worry you can easily return it to your local Harvey Norman store. We'll even pay for the postage if you live in an area where there is no store. Our returns policy covers any purchased item ( conditions apply).

What's in the box
  • 1 x EcoFlow Alternator Charger 500W
  • 1 x XT150 Output Cable (1m)
  • 1 x Input Cable (5m)
  • 1 x Installation Kit: installation board, cable puller, M6 nut, M5, fuse cable, ST5.5
  • 1 x Manual &Warranty card
Questions & Answers
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