IronBox Electric C20 Plug to C13 IEC Connector Power Cord
Bottom line: The IronBox Electric C20 Plug to C13 IEC Connector Power Cord: 15A/250V rating covers server, rack, and mining loads; main trade-off: C20 plug needs a C19 outlet, not a standard wall socket.
As an Amazon Associate, SpecPicks earns from qualifying purchases. Full disclosure →
Pros & Cons
Pros
- ✓ 15A/250V rating covers server, rack, and mining loads
- ✓ 14/3 AWG SJT jacket is thicker than typical 16 AWG jumper cords
- ✓ UL listed with Hi-Pot, continuity, and polarity testing per unit
- ✓ Red jacket makes circuit tracing easy in dense rack cabling
Cons
- ✗ C20 plug needs a C19 outlet, not a standard wall socket
- ✗ 4ft length is short for floor-to-top-of-rack runs
- ✗ Molded ends mean no field repair if a connector fails
- ✗ Heavy 14 AWG cable resists tight bends behind a desk
SpecPicks Verdict
SpecPicks scored IronBox Electric C20 Plug to C13 IEC Connector Power Cord using a rating × review-volume × price-fit model applied to published specs and reviews across the power supplies & cables category. Iron Box's power supplies & cables 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 & cables 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
- OPTIMAL POWER CAPACITY: Rated for 15 Amps and 250V, this power cable is designed to handle high-demand equipment with ease. Whether you're powering a data server or a cryptocurrency mining operation, IronBox Electric's power cord delivers consistent and stable power. Its capacity makes it a reliable choice for tech-savvy users who require a dependable power source for their high-end electronic devices.
- DURABLE CONSTRUCTION: IronBox Electric's C20 to C13 Power Cord is built for longevity. It's crafted to withstand rigorous use in various environments, including technology and medical industries, government facilities, home offices, and small businesses. This robust power cord ensures a reliable connection for your computer, monitor, and other essential equipment, providing peace of mind for continuous use.
- ENHANCED QUALITY CONTROL: IronBox Electric's C20 to C13 Power Cords undergo extensive testing for Voltage Hi-Potential, Continuity, and Polarity, ensuring they meet rigorous standards. These cables are UL-listed, highlighting their compliance with comprehensive safety and performance guidelines. The meticulous quality control process ensures the cords are reliable for use in various demanding applications, including sensitive environments.
- VERSATILE COLOR AND LENGTH OPTIONS: Tailor your workspace to your needs with multiple color and length choices. The variety of options allows for easy organization and identification of cords in complex setups, like data racks in server rooms. Whether you're coordinating in a professional environment or simply prefer a specific color for your home office, IronBox Electric's power cord adapts to your aesthetic and spatial requirements.
- WIDE COMPATIBILITY: The Molded C20 to C13 Power Cord from IronBox Electric is versatile, fitting a broad range of devices. It's an ideal choice for connecting server and networking equipment to a power strip in a data rack. The cord's compatibility extends to various electronic devices such as computers, monitors, and extension setups, making it a valuable and adaptable tool in both professional and personal settings.
Full Specifications
| Brand | Iron Box |
|---|---|
| Color | Red |
| Gauge | 14 |
| Voltage | 250 volts |
| Wattage | 3750 watts |
| Plug Type | Type B |
| Item Length | 48 inches |
| Plug Format | Type B |
| Model Number | IBX-1623 |
| Input Current | 15 A |
| Mfr Part Number | IBX-1623-04 |
| Connector Gender | Male-to-Female |
| Number of Outlets | 1 |
| Number Of Conductors | 3 |
| Full listing title | IronBox Electric C20 Plug to C13 IEC Connector Power Cord - 15A/250V, 14/3 AWG SJT - Heavy Duty Power Cable - Extension Cable - UL Listed Jumper Cord for Computer, Monitor & More (4ft, Red) |
Ready to buy?
IronBox Electric C20 Plug to C13 IEC Connector Power Cord - 15A/250V, 14/3 AWG SJT - Heavy Duty Power Cable - Extension Cable - UL Listed Jumper Cord for Computer, Monitor & More (4ft, Red) is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
Related Power Supplies & Cables
More guides & deep dives from the SpecPicks archive
Browse all articles & guides →- Emulation Hardware in 2026: FPGA, Software, and Cart-Reader Ecosystems
- Best Budget Gaming PC Build 2026 — ~$1,000 ($800 on Sale)
- Best Retro Handhelds in 2026 — From $35 to $500
- RTX 4070 Super vs RX 7800 XT — Which to Buy in 2026
- How to Build a Windows 98 Retro PC in 2026
- The Complete Voodoo5 5500 AGP Driver Guide (2026 Edition)
- Best 1440p Gaming GPUs in 2026
More reviews from the SpecPicks archive
Browse all reviews →- GLM-5.2 Review: Running the Top Open-Weights LLM on an RTX 3060
- Sound Blaster X G6 on a Win98 + Voodoo3 Build: Period-Correct Audio That Beats On-Board
- Build a Raspberry Pi Zero Cyberdeck in 2026: Parts, Wiring and a Working BOM
- Best Way to Stream a PS4 Pro to PC: Elgato Cam Link 4K Capture Setup
- Mistral Medium 3.5 128B on Local Hardware: MLX 4-bit at ~70GB Explained
- Best SATA SSD for an AM4 Budget Build: BX500 vs 870 EVO vs WD Blue
- Best Budget GPU for Local LLMs in 2026: RTX 3060 12GB vs the Alternatives
- Running a Local LLM on a Raspberry Pi 5 With llama.cpp: Real tok/s on 1B-8B Models
- Best GPU for 1080p High-Refresh Esports 2026: RTX 3060 12GB
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 4090
- CompactFlash as a Silent IDE Boot Drive: A 1998-Era Build Log
- Best GPU for Local LLMs Under $400 in 2026: Why 12GB Still Wins
- MTP Decoding on RTX 3060 12GB: When Multi-Token Prediction Helps (and Hurts)
- Qwen-Image-3.0 on an RTX 3060 12GB: Local Text-in-Image Gen
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- Qwen 3.6 27B vs Gemma 4 31B Local Inference: VRAM, Tok/s, and Quality Across Quantizations
- Ah Yes, 'Gaming' Laptops: The Hype vs. Reality
- FIDECO vs Unitek vs Vantec: Which SATA/IDE Adapter Boots Win98 from CompactFlash in 2026?
- RTX 3060 12GB: Ollama vs llama.cpp vs vLLM Token Speed (2026)
- Why Direct3D Killed Glide: How the 3dfx Voodoo Empire Lost the API Wars
- AI-Driven Vintage Driver Install on WinXP: Using Vision-LLM to Walk a Voodoo + Audigy Setup
- Best USB Microphone for Streaming in 2026: QuadCast 2 vs Yeti
- GPT-5.6 Sol Nearly Matches Fable 5 at a Third the Cost: The Local-Rig Angle
- Gemini 3.6 Flash Shipped: Why Local Builders Still Reach for a 12GB GPU
Earliest SpecPicks reviews
Browse full archive →- Best GPU for Llama 3.1 8B (2026)
- Best GPU for Qwen 3 14B (2026)
- Best GPU for Qwen 3 32B (2026)
- Best GPU for Llama 3.1 70B (2026)
- Best GPU for DeepSeek-R1 32B (2026)
- Best GPU for Llama 3.1 405B (2026)
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 14B on NVIDIA GeForce RTX 5090
- How to run Qwen 3 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 70B on NVIDIA GeForce RTX 5090
- How to run DeepSeek-R1 32B on NVIDIA GeForce RTX 5090
- How to run Llama 3.1 8B on NVIDIA GeForce RTX 4090