PRODUCT REAL SHOT
250kcmil THHN/THWN-2 UL 1569 Metal Clad Cable：Power Distribution Cable for Large Heavy-Duty Mechanical Equipment Power Supply
Our 250kcmil MC Cable with Ground is a large-section heavy-duty Metal Clad Cable built with high-performance THHN/THWN-2 conductor. Fully UL Listed MC Cable complying with UL 1569 standards, this ultra-high capacity Power Distribution Cable is designed specifically for main power trunk wiring, industrial park grid systems, large commercial building main feeds and municipal power distribution projects. Featuring extreme current-carrying capacity, low voltage drop, heat-resistant THHN/THWN-2 insulation and impact-resistant metal armor, it ensures stable, continuous full-load operation for large-scale power systems. As a professional 250kcmil MC Cable Manufacturer, we provide bulk engineering-grade cables for North American large infrastructure projects.
PRODUCT SPECIFICATIONS
| Conductors |
Outside Diameter Over Armor (in) |
Approximate Net Weight (lbs/1000ft) |
Allowable Ampacity (Amps) |
Standard Packaging (ft) |
||||
|---|---|---|---|---|---|---|---|---|
| AWG/NO. | Type | Ground | 75℃ | 90℃ | Reels | |||
| 250-3 | Stranded | 4 AWG Bare | 1.702 | 2730 | 255 | 290 | 1000' | |
| 250-4 | Stranded | 4 AWG Bare | 1.862 | 3578 | 255 | 290 | 1000' | |
| 300-3 | Stranded | 3 AWG Bare | 1.773 | 3362 | 285 | 320 | 1000' | |
| 300-4 | Stranded | 3 AWG Bare | 1.962 | 4395 | 285 | 320 | 1000' | |
| 350-3 | Stranded | 3 AWG Bare | 1.930 | 3754 | 310 | 350 | 1000' | |
| 350-4 | Stranded | 3 AWG Bare | 2.120 | 4927 | 310 | 350 | 1000' | |
| 400-3 | Stranded | 3 AWG Bare | 1.969 | 4382 | 335 | 380 | 1000' | |
| 400-4 | Stranded | 3 AWG Bare | 2.182 | 5738 | 335 | 380 | 1000' | |
| 500-3 | Stranded | 2 AWG Bare | 2.208 | 5286 | 380 | 430 | 1000' | |
| 500-4 | Stranded | 2 AWG Bare | 2.423 | 6952 | 380 | 430 | 1000' | |
| 600-3 | Stranded | 2 AWG Bare | 2.433 | 6351 | 420 | 475 | 1000' | |
| 600-4 | Stranded | 2 AWG Bare | 2.465 | 7880 | 420 | 475 | 1000' | |
| 750-3 | Stranded | 1 AWG Bare | 2.644 | 7833 | 475 | 535 | 1000' | |
| 750-4 | Stranded | 1 AWG Bare | 2.910 | 10325 | 475 | 535 | 1000' | |
CERTIFICATIONS
PACKAGING
Roll
Small Wooden Reel
Large Wooden Reel
APPLICATION
Warehouse and Logistics Facility Wiring
Power Wiring for Motors, Pumps, and Ventilation Equipment
Public Infrastructure
CASE
Ritz-Carlton, Key Biscayne
Johns Hopkins Hospital
First Solar solarpanel factory
WHY CHOOSE US
in one-stop service
Dongguan Greater Wire & Cable Co., Ltd. is a professional engineering-grade cable manufacturer in China, supplying certified electrical cable solutions for building, industrial, mining, energy, and infrastructure projects worldwide.
With a 30,000 m² factory, 30 production lines, experienced engineers, and a strict quality control team, we provide reliable, traceable, and compliant cable products for international engineering applications. Our products are supported by certifications including SAA, UL, cUL, VDE, TÜV, CE, CB, IEC, BPS, and ISO.
We are committed to safety, quality, transparency, and long-term partnership. From raw material inspection to finished product testing, every batch is carefully controlled to ensure stable performance and dependable project use.
Greater Cable - Certified Quality. Reliable Supply. Engineering Value.
PLANT EQUIPMENT
GLOBAL CERTIFICATIONS
CUSTOMER PHOTOS
INTERNATIONL TRANSPORTATION
01
Sea Freight
We offer reliable sea freight solutions for large-volume orders. Your goods are securely packed and shipped in containers, ensuring cost-effective delivery to ports worldwide.
02
Air Freight
For faster delivery, our air freight service ensures your products reach international destinations quickly, with careful handling and full tracking along the way.
03
International Express
Need urgent shipments? Our international express service delivers small to medium orders efficiently, providing door-to-door service with real-time tracking for peace of mind.
COOPERATIVE PARTNER
We are looking for a cooperative partner to expand our business.
Simply share your requirements, receive our professional solution, confirm samples, and enjoy fast, reliable production and worldwide delivery - working with us is that easy.
Our address
Building 2, No. 40 Luxi 2nd Road, Liaobu Town, Dongguan City, Guangdong Province, China
Phone Number
+86 136 6257 9592
+86 135 1078 4550
manager01@greaterwire.com
FAQ
What is the main advantage of 250kcmil THHN/THWN-2 MC Cable?
It features ultra-large conductor cross-section, maximum current carrying capacity and extremely low voltage drop, ideal for main trunk power distribution.
Is this 250kcmil UL Listed MC Cable compliant with North American project standards?
Yes, it meets full UL 1569 Cable certification and NEC requirements, fully qualified for US and Canada large power engineering.
What scenarios require 250kcmil Metal Clad Cable?
It is used for factory main grids, shopping mall main feeds, municipal distribution lines and all large-scale Power Distribution Cable trunk projects.
Why use THHN/THWN-2 conductor for such large MC cable?
Premium THHN/THWN-2 insulation provides superior heat resistance, high temperature stability and safety under long-term full-load heavy power operation.
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