- Standard copper sheath
- Original part for: A.O. Smith, A.O. Smith Canada, American, GSW, John Wood, Kenmore, Lochinvar, Maytag, Mor-Flo, Penfield, Reliance, Sears, State Industries, U.S. Craftmaster, Whirlpool. Fits: Bradford White, General Electric, Rheem, Richmond, Ruud
- Sheath watt density at 140 watts per square inch
- Standard copper sheath elements are designed for high watt density operation