Antec EARTHWATTS GOLD PRO 550 550W
Category: Power Supply
Manufacturer: Antec
Wattage: 550W
Efficiency: 80+ Gold
Modular: semi
Price: $122.02 from Amazon

Antec EARTHWATTS GOLD PRO 550 550W
Wattage
550W
Efficiency
80+ Gold
Modular
semi
Best price from Amazon
$122.02
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Overview
This is a 550W unit with 80+ Gold efficiency certification and semi cabling. It uses the ATX form factor — confirm your case lists ATX support. 550W covers mainstream builds with a modest GPU. Power supplies are the wrong place to cut corners — efficiency certification correlates with build quality and warranty length.
At $122.02 it sits in the high-end power supply bracket. Use the PlanMyPC system builder to verify it works alongside your other components and to watch live retailer pricing. Warranty coverage follows Antec's standard policy — confirm regional terms on the listing. The full specification sheet below breaks out every listed detail, and the compatibility checker flags conflicts with parts already in your build.
| Specification | Value |
|---|---|
| Modular | semi |
| Wattage | 550 W |
| Efficiency | 80+ Gold |
| Form Factor | ATX |




