Armstrong 17W11

The Armstrong 17W11 is a thermostat defrost replacement designed to replace R20404201 in compatible cooling systems.

This defrost thermostat delivers precise temperature control for refrigerators, freezers, and HVAC units, preventing frost buildup and improving energy efficiency.

Engineered for durability, the Armstrong 17W11 offers a direct-fit solution that minimizes downtime and simplifies maintenance.

Ideal for technicians and DIYers alike, this replacement part integrates easily with compatible Armstrong control boards and standard refrigeration circuits.

Designed for compatibility with Armstrong control boards and standard refrigeration circuits, the Armstrong 17W11 ensures reliable defrost cycles, energy efficiency, and longer equipment life. It's a smart choice for service professionals seeking a dependable replacement for R20404201.

Key Benefits

• Direct-fit compatibility: Replaces R20404201 without modifications.
• Precise defrost control: Maintains efficient cooling cycles and reduces frost buildup.
• Durable construction: Built to last in demanding refrigeration environments.
• Versatile use: Suitable for Armstrong HVAC, refrigeration, and appliance systems.
• Easy installation: Quick wiring and mounting for fast service.