here!
I’m your shopping assistant for PC builds, upgrades, and everything tech.
Got questions? Ask away!
Start a conversation
Best Sellers
Cooler Master GPU Shield Adapter Cable, 12V-2x6, GPU Power Protection, RTX 4000 + RTX 5000 Series Support, ATX 3.1 + PCIe 5.1, 600W GPU Power, Per-Wire Current Monitoring, LED & Buzzer Alerts
- Visual Alert System: A multi-color LED ring provides real-time visual feedback, changing status when abnormal current conditions are detected for quick identification.
- RTX 4000 & 5000 Series Support - GPU Shield Adapter Cable is compatible for NVIDIA GeForce graphics cards.
- Audible Warning System: An integrated alarm sounds when abnormal current is detected, providing immediate notification even when the visual indicator is out of sight.
- Active Safety Protection: During severe electrical abnormalities, the protection mechanism automatically activates and reduces system power consumption to 0W to help prevent further damage.
- 12+4 Pin Dual-Color Connector: The dual-color connector makes it easy to verify full insertion, helping reduce the risk of poor contact, overheating, and connector damage.
- 3-Year Warranty: Backed by a three-year product warranty for added confidence and long-term peace of mind
+
+
Warranty & Returns
Warranty, Returns, And Additional Information
Warranty
- Limited Warranty period (parts): 1 year
- Limited Warranty period (labor): 1 year
- Read full details
Return Policies
- Return for refund until: January 31, 2027
- Return for replacement until: January 31, 2027
- This item is covered by Newegg.com's Extended Holiday Return Policy.
- Read full return policy for details.
We want to ensure your holiday shopping this year is hassle-free. That’s why we’re automatically extending our return policies on almost every product! For purchases placed between November 1st, 2026 and December 31, 2026 you will have until January 31, 2027 to return your product.
Manufacturer Contact Info
- Manufacturer Product Page
- Manufacturer Website
- Support Phone: 1-888-624-5099
- Support Email: customersupport@coolermaster.com
- Support Website
- View other products from Cooler Master
LOADING...
LOADING...
The Cooler Master GPU Shield is a 12V-2x6 adapter cable for NVIDIA GeForce RTX 4000 and 5000 series graphics cards, designed for PC builders who want per-wire current monitoring, LED and buzzer alerts, and automatic power reduction during severe electrical abnormalities.
Recommended For
- RTX 40- or RTX 50-series owners who want an audible and visual warning if abnormal current is detected on the GPU’s 12V-2x6 power connection.
- Owners of expensive graphics cards who want an inline alert-and-protection layer without replacing their power supply; the adapter sits between the PSU cable and GPU and works with different PSU brands.
- People whose PC cases make the GPU power connector hard to see or monitor during use; the built-in buzzer can alert them without relying on a visible LED.
- Builders who want a simpler, lower-cost alternative to more elaborate GPU power-monitoring devices and mainly need alerts rather than extensive monitoring features.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | GPU power setups using a 12V-2x6 connection and a PCIe/8-pin PCIe PSU connection |
| Cable Connectors And Compatibility | PCI Express cable connection with one 8-pin PCIe PSU connector; compatible with a 12V-2x6 connection |
| Power And PSU Format | 600-watt output; full-modular PSU format |
| Dimensions And Color | Black cable measuring 7.87 × 0.5 × 0.2 in (L × W × H) |
| Package Details | One cable; package measures 3.2 × 5.7 × 32 cm and weighs 0.14 kg |
| Model Identifiers | Cooler Master GPU Shield Adapter Cable, model CMA-CEPC16XXBK1-GL |