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NZXT · 1200 W · ATX

NZXT C1200 Gold ATX 3.1

ATX 3.1 · 80 PLUS Gold · Modular

Capability
84
Cap / price
72
Wattage value
82
Amazon
$117
NZXT C1200 Gold ATX 3.1
View NZXT C1200 Gold ATX 3.1 Gallery in high resolution
$117
Available on Amazon Updated Aug 30, 2026 Prime FBA
Capability84.3
Capability / price72.1
Wattage value82.2
$117 on Amazon PSU table Compare this PSU

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Written analysis

NZXT C1200 Gold ATX 3.1 at a glance

The NZXT C1200 Gold ATX 3.1 is a 1200 W ATX power supply built to the ATX 3.1 generation. Efficiency is listed as 80 PLUS Gold. Cables are modular. It supports fan-stop at low load.

The calculated capability score is 84.3, averaging the available wattage, recorded efficiency percentage, and warranty inputs against fixed references. Listed warranty is 10 years. +12V output is 100 A.

Best fit: Systems whose component power budget calls for a supply rated at 1000 W or more.

Platform and cooling

Dimensions are listed as 135 x 135 x 25 mm. Cooling fan size is 135 mm. The unit uses 1 +12V rail at up to 100.00 A per rail. Certifications include 80 Plus Gold.

Current value

At $117, price per kilowatt is $97.36. Capability / price is 72.1 and wattage value is 82.2. Compare nearby supplies below; wattage alone does not determine value.

Unit data

Full specifications

Wattage, efficiency, platform size, electrical outputs, connectors, cooling, and value in one technical sheet.

General

Manufacturer
NZXT
PSU
NZXT C1200 Gold ATX 3.1
Launch price
—
Amazon price
$117
Amazon availability
Available
Price updated
Aug 30, 2026

Power & efficiency

Wattage
1200 W
Efficiency
80 PLUS Gold
Recorded efficiency
91%
Warranty
10 years

Value

Amazon price
$117
Price / kW
$97.36
Capability
84.3
Capability / price
72.1
Wattage value
82.2

Platform & size

ATX generation
3.1
Form factor
ATX
Dimensions
135 x 135 x 25 mm
Modular
Yes
Fanless
No

Electrical

Input voltage
100-240
+12V output
100 A
+5V output
22 A
+3.3V output
22 A
+12V rails
1
Max amps / rail
100.00 A

Cooling & build

Fan size
135 mm
Fan stop
Yes
Certifications
80 Plus Gold

Additional information

Also listed as
C1200 Gold ATX 3.1
Color
Black

Amazon

Price history

Nearby capability

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Vendor copy

Amazon listing details

Marketplace feature text kept for reference. Structured specifications above are the source for scores and comparisons.

ATX 3.1 — Compliant with the ATX 3.1 standard to fuel high-performance PC components with stability, efficiency, and power spike resistance.

40 SERIES READY — Durable, heat-resistant 12V-2x6 connector pumps up to 600 watts to NVIDIA GeForce RTX 40 Series graphics cards.

HIGH EFFICIENCY, LOW NOISE — Awarded certifications of 80 PLUS Gold Efficiency, Cybenetics Gold Efficiency, and Cybenetics A Noise Level.

ULTRA-LOW NOISE FAN — 135mm fluid dynamic bearing fan with Zero Fan Mode is completely silent when under 50% load.

HIGH-QUALITY CONSTRUCTION — 100% premium Japanese capacitors improve hold-up time and minimal ripple noise, ensuring reliable and stable power delivery.

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