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Rea Magnet Wire RW27.5SMLM/NGR115 Pyre-ML Single Build Round Magnet Wire, 27.5 AWG, Copper, 10-11" Tapered Reel/Box (115)

ID: RW27.5SMLM/NGR Mfr ID: RW27.5SMLM/NGR
Manufactured by: Rea Magnet Wire
Round single build Rea ML is a film insulation composed of aromatic polyimide resin. Capable of continuous operation at 240 deg C, ML is designed to withstand extremely harsh environments. It is ideally suited for severe high temperature continuous duty as well as aerospace applications.
Special Handling Required



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  • Brand name :  Rea Magnet Wire
  • Trade Name :  Pyre-ML
  • Series :  MLPC_SB
  • Item Name :  Magnet Wire
  • Short Desc :  SML #27.5 REA M/N CODE 115
  • Packaging :  10-11" Tapered Reel/Box (115)
  • UNSPSC :  26121509

Round single build Rea ML exhibits the highest thermal capabilities and chemical stability of any available organic film insulated magnet wire. Exhibits high resistance to radiation.

Design & Construction
Material Copper 
Insulation Material Aromatic Polyimide 
NEMA Rating MW 20-C 
Shape Round 
General Features
Type Single Build 
Standards UL Listed, IEC 60317-21 
Environmental Condition
Temperature Rating 240  deg C
Physical Properties
Wire Size 27.5 AWG 
Reel Diameter 6.05  Inch
Reel Hub Diameter 1.536 Inch 
Reel Weight 79  lb
Reel Width 12 Inch 

Rea Magnet Wire RW27.5SMLM/NGR115 Pyre-ML Single Build Round Magnet Wire, 27.5 AWG, Copper, 10-11" Tapered Reel/Box (115) Specification Sheet 

Rea Magnet Wire RW27.5SMLM/NGR115 Pyre-ML Single Build Round Magnet Wire, 27.5 AWG, Copper, 10-11" Tapered Reel/Box (115) Safety Data Sheet (SDS) 

Features :

  • Extraordinary thermal and chemical stability
  • Highest overload resistance, cut thru resistance and operating temperature classification of any Rea film insulation
  • Minimum outgassing makes ML ideal for use in hermetically sealed coils and relays
  • Chemically compatible with the widest range of solvents, varnishes and encapsulating materials

Applications :

  • For Dry Type Transformers, Traction Motors, DC Field Coils, Submersible Pump Motors, High Temperature Coils and Relays, Encapsulated Coils and Hermetically Sealed Relays