Robertshaw A22-391 Refrigeration Temperature Control

The Robertshaw A22-391 Refrigeration Temperature Control is engineered for precise, durable temperature management in refrigeration systems. With a 66-inch capillary and an adaptable constant differential, it delivers reliable cycling across a broad range of chillers and freezers, ensuring consistent performance and energy efficiency.

Designed for versatility, this control features SPDT contacts, 1/4-inch quick-connect terminals, and UL approval for both US and Canada. It supports common voltages found in commercial and residential equipment, making replacement straightforward and field-friendly.

• Capillary length and differential: 66 inches with adaptable constant differential for stable, repeatable cycling.
• Electrical connections: 1/4-inch quick-connect terminals for easy wiring and fast installation.
• Contact configuration and approval: SPDT contact arrangement; UL approved for US and Canada.
• Voltage and current ratings: 20 A at 120/240 VAC; 16 A at 277 VAC (full load); suitable for a range of refrigeration circuits.
• Operating temperature and pilot duty: Cold/On-Off 11/19°F, Normal/On-Off 27/35°F, Warm/On 51°F, 8°F differential; Pilot duty 500 VA at 120/240/277 VAC.