A Series Cold Controls

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

WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects, or other reproductive harm. For more information, go to www.P65Warnings.ca.gov.

ETC Series Electronic Controls

The Ranco® ETC Series Electronic Temperature Control offers a full-featured electronic replacement for electrical-mechanical temperature controls used in many commercial refrigeration applications. With its wide temperature range, one and two stage capability, selectable heating/cooling modes and multi-voltage input, the ETC is designed to provide application flexibility. Models available include 120/208/240V AC and 24V AC.

Features and Benefits

• Anti-short cycle compressor delay for cooling applications
• Wide temperature range (-30°F to 220°F) (-34.4°C to 104.4°C)
• Wide differential adjustment (1°F to 30°F) (-17°C to -1°C)
• LCD read-out for sensor temperature, control settings, and relay status
• High Amp output relay (FLA 16 Amps @ 120V AC and 8 Amps @ 208/240V AC) single stage
• EEPROM memory retains control settings during power outages
• Keypad lockout to prevent end-user alteration of settings
• 8 foot lead with sensor is extendable up to 400 feet using 18 or 22-gauge thermostat wire
• Easy 4-step set-up
• Heavy-duty relay is 1 HP rated
• Selectable °F or °C heating/cooling modes
• Single and two stage models
• NEMA 1 case and cover
• NEMA 4X models available
• White backlight on display
• Sensor rated IP67 for dust and water (<1m) resistance

Water Cooler Controls

The Ranco® Water Cooler Control is designed as a universal replacement for water and beverage cooler applications.

Features and Benefits

• Small, compact design
• Laser-welded bellows for reliability
• Computer calibrated
• Patented switch for high performance
• Screwdriver adjustment