Product Description
12.5 AWG Magnet Wire 9 LB Copper Wire by Essex, GP/MR-200
Manufactured by industry leader Superior Essex, genuine Essex GP/MR-200® is a premier high-temperature enameled copper winding wire engineered for demanding electrical applications. This 12.5 AWG magnet wire is supplied on a convenient 9 lb spool, offering an ideal balance of conductor gauge flexibility and manageability for custom coil winding. Featuring an amber insulation rated up to 200°C (392°F), it delivers exceptional thermal endurance, dielectric strength, and chemical resistance. To explore other gauge sizes and spool capacities, view our full selection of Essex GP/MR-200 magnet wires.
Key Features & Technical Specifications:
- Wire Gauge: 12.5 AWG Round Copper Magnet Wire
- Spool Weight: 9 LB net weight spool
- Brand & Grade: Superior Essex GP/MR-200® (Made in USA)
- Insulation Options: Available in Heavy Build and Single Build (Modified Polyester with Polyamide-imide overcoat)
- Thermal Rating: 200°C (392°F) working temperature classification
- Color: Natural Amber finish
- Compliance: NEMA MW 35-C / MW 73-C standards
Recommended Applications:
Essex GP/MR-200® magnet wire is engineered for high-performance coil winding across various industrial and commercial equipment, including:
- Fractional & Integral HP Motors, Hermetic Motors, and DC Motors
- Automotive Alternators, Starters, and Generators
- All Dry-Type Transformers (Class 105 through 200)
- Power Tools, Solenoids, Heavy-Duty Inductors, and Custom Wind Turbine Coils
- Precision Electronics and Commercial Coils
Handling & Storage Guidelines:
- Store in a dry, temperature-controlled environment away from direct moisture and corrosive vapors.
- Maintain proper tension control during winding to prevent insulation scraping or conductor stretching.
- Strip the enameled insulation cleanly prior to soldering or electrical termination.
Technical Documents & Downloads:
