Ranco A30-261 Constant Differential Temperature Control SPST 84" Capillary.  The A30-261 replaces Model A30-3650.
 
Adaptable control to replace OEM controls which govern the on/off compressor function. Includes break-off shaft, dial knob, and mounting bracket.

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 and 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 ranges and cams, and slotted or flatted shafts
• Standard 1/4” quick-connect terminals with optional screw terminals