The Ranco® A22, A30 and 9530 Series Constant Differential Temperature Controls are designed to switch electrical components of refrigeration systems in response to sensed temperatures.

Features & Benefits

• Laser-Welded Stainless Steel Bellows
• Fixed or Adjustable Temperature Settings
• High Amperage Contacts
• Pneumatic Action Provided by Vapor-Filled Capillary or Capillary with Bulb Sensing Elements
• Constant on or off Positions Available
• Choice of Mounting Brackets, Adjustment Rangesa and Cams and Slotted or Flatted Shafts
• Standard 1/4 Inch Quick-Connect Terminals with Optional Screw Terminals

Specifications

• Size: 30 Inch Capillary Length
• Application: Evaporator, Fixed De-Ice Control
• Approval: UL (Canada and US)
Switch Type SPST; Temperature Rating 30 Deg F (Open), 60 Deg F (Closed/Contact), 56 Deg F (On), 30 Deg F (Off) (Normal), 26 Deg F (Differential)