Corsair

Corsair CP-9020070-UK Professional Platinum Series 1200 W ATX/EPS Fully Modular Power Supply Unit, Black

Name: Corsair CP-9020070-UK Professional Platinum Series 1200 W ATX/EPS Fully Modular Power Supply Unit, Black
Brand: Corsair
SKU: B00SGW51I0

Status: Corsair CP-9020070-UK Professional Platinum…: Unavailable on Amazon as of 2026-10-06 16:28 UTC. SpecPicks has no in-stock listing with matching specs on file; the search below lists current offers. eBay sellers may still list this model new or used.

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Bottom line: The Corsair CP-9020070-UK Professional Platinum Series 1200 W ATX/EPS: 1200W continuous output handles multi-GPU and heavily overclocked Intel/AMD builds; main trade-off: 1200W is far more headroom than a single-GPU gaming PC will ever draw.

Unavailable on Amazon as of 2026-10-06 16:28 UTC

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Currently unavailable on Amazon. Not the same product — 3 in-stock alternatives:

Similar: SAMA P1200 1200W Platinum Power Supply — $134.99 on Amazon as of 2026-10-06 22:12 UTC (price may vary).

View Current Price — $134.99

Similar: SAMA P1200 1200W Platinum ATX 3.1 Dual… — $134.99 on Amazon as of 2026-10-06 22:12 UTC (price may vary).

View Current Price — $134.99

Similar: MSI MAG A1200PLS PCIE5 — $189.99 on Amazon as of 2026-10-07 04:20 UTC (price may vary).

View Current Price — $189.99

Original listing (currently unavailable) → Compare to similar power supplies

By Mike Perry, Founder & Editor-in-Chief · Listing data updated 2026-10-06

Mike Perry — Hardware researcher since 2014, focused on GPU performance across gaming, rendering, and local-LLM inference. Synthesises community benchmarks, manufacturer specs, and public forum data into actionable buying guides. About the author →

Pros & Cons

Pros

✓ 1200W continuous output handles multi-GPU and heavily overclocked Intel/AMD builds
✓ 80 PLUS Platinum certification rated at 92% efficiency, cutting waste heat and running cost
✓ All Japanese 105C capacitors throughout for long-term reliability under sustained load
✓ Zero RPM Fan Mode keeps the unit fully silent at low and medium loads
✓ Corsair Link support toggles single/multi-rail mode and fan curves from the desktop

Cons

✗ 1200W is far more headroom than a single-GPU gaming PC will ever draw
✗ Corsair Link monitoring needs an internal USB header plus Corsair's software installed
✗ UK-market CP-9020070-UK SKU may ship with a BS 1363 cord rather than a US plug
✗ Full-size 1200W HXi chassis is a tight fit in compact or SFF cases

Manufacturer description

Product Description HXi Series power supplies give you extremely tight voltage control, virtually silent operation, and a fully modular cable set. With all Japanese 105c capacitors, they're a great choice for high performance PCs where reliability is essential. 80 PLUS Platinum efficiency reduces operating cost and excess heat, and together with Zero RPM Fan Mode technology, gives you virtually silent operation. With Corsair Link Digital support, you can monitor power supply performance, toggle single rail or multi rail mode, and control fan speed directly from your desktop. And, the fully…

SpecPicks Verdict

SpecPicks scored Corsair CP-9020070-UK Professional Platinum Series 1200 W ATX/EPS… using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies category. Corsair's power supplies lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for power supplies of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

1200 W of reliable, continuous power
80 Plus Platinum certified guarantees 92% efficiency and silent operation
Flat black, low-profile modular cables
High performance design, designed for use in truly remarkable PCs
Guaranteed to deliver clean, stable, continuous power even at a server grade 50 degrees Celsius ambient temperature. 10 years warranty

Full Specifications

ASIN	B00SGW51I0
Brand	Corsair
Color	Black
Series	Professional Platinum
Voltage	240 Volts
Wattage	1200 watts
Department	Default Category
Model Name	Professional Platinum
Form Factor	ATX
Item Weight	3592 Grams
Manufacturer	CORSAIR HOLDINGS HONG KONG LTD
Model Number	CP-9020070-UK
Connector Type	ATX, EPS
Cooling Method	Air
Output Wattage	1200
Item model number	CP-9020070-UK
Compatible Devices	PC
Product Dimensions	5.91 x 7.87 x 3.39 inches
Date First Available	March 10, 2015
Item DimensionsLxWxH	5.91 x 7.87 x 3.39 inches

Ready to buy?

Amazon shows no buyable offer for Corsair CP-9020070-UK Professional Platinum… at the last check. A similar in-stock product is SAMA P1200 1200W Platinum Power Supply. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

View Similar — $134.99