Ranco O16-601 Temperature Control

The Ranco O16-601 is a commercial-grade medium temperature control designed for precise thermal regulation in refrigeration and HVAC processes. This SPDT refrigeration control features a specialized range of 22.5°F to 47.5°F, making it an essential component for applications like bulk milk coolers and soft ice cream machines. It serves as the direct replacement for A70AA-15, ensuring a seamless drop-in fit for contractors maintaining legacy systems. The unit utilizes a 36-inch capillary tube with remote bulb to provide accurate sensing away from the control body. Encased in a rugged NEMA 1 enclosure, the O16-601 Ranco allows for maximum adjustment accuracy via 7-revolution range screws and offers automatic reset functionality. Rated for 120V/240V AC, this commercial temperature switch provides reliable freeze protection by preventing evaporator or chiller barrel rupture in critical cooling environments.

• Universal Compatibility: Serves as a universal mounting solution and a verified A70AA-15 replacement, reducing vehicle stock requirements.
• Precise Calibration: Features adjustable temperature differential (1.5°F to 2.5°F) for tighter control over cycling and efficiency.
• Enhanced Durability: Engineered with laser-welded bellows for extended service life in demanding mechanical rooms.
• Remote Sensing: The 36-inch capillary and 3/8" x 6" remote bulb sensing element allow for flexible placement in complex ductwork or tanks.

Is the Ranco O16-601 an automatic or manual reset control?
This specific model is an automatic reset temperature control, allowing the system to resume normal operation once conditions return to the set differential range.

What are the electrical ratings for this SPDT switch?
The Ranco O16-601 is rated for a full load of 17.0 Amps at both 120V and 240V AC, with a locked rotor capacity of 102 Amps, making it suitable for heavy-duty HVACR equipment.

Can this be used as a freeze stat?
Yes, the medium temperature range of 22.5°F to 47.5°F is specifically calibrated for freeze protection and low-limit safety applications in water-based cooling systems.

This item is not eligible for free shipping.

Disclaimer: While we strive for 100% accuracy, product data and specifications are subject to change. Please contact our team to confirm compatibility or technical details before purchasing.