Ranco O20-7041 Control

O20-7041 is the direct replacement for A72AA-3

Ranco O20-7041 Temperature Control | DPST, Open-on-Low, 0–100°F, 96" Capillary | Wide Range O Series

The Ranco O20-7041 Temperature Control is a high-performance, wide-range control solution ideal for medium to high temperature refrigeration applications. This DPST (Double Pole, Single Throw) control opens on low temperature and offers precise adjustability from 0°F to 100°F, making it a perfect fit for self-contained refrigerators, freezers, walk-ins, and display cases.

Part of the trusted Ranco O Series, the O20-7041 features a 96" capillary with a 3/8" x 6" cross ambient sensing bulb and an adjustable differential range from 6°F to 20°F, offering the flexibility and durability needed in commercial refrigeration systems.

Key Features:

• Brand: Ranco

• Model: O20-7041

• Type: Wide Range Temperature Control

• Switch Action: DPST, Opens on Low

• Temperature Range: 0°F to 100°F

• Capillary Length: 96"

• Bulb Type: 3/8" x 6" Cross Ambient

• Differential: Adjustable from 6°F to 20°F

• Replaces: Johnson Controls A72AA-3, A72AA-7

Why Choose the Ranco O20-7041?

• Precision tuning with 7-revolution range adjustment screw

• Durable laser-welded bellows for long-lasting performance

• Universal mounting and compact NEMA 1 non-conductive enclosure

• Raised screw terminals for easy and accessible wiring

• Ideal for commercial refrigeration units, including walk-ins and merchandisers

Upgrade your refrigeration equipment with the Ranco O20-7041 Control and experience reliable temperature management backed by trusted Ranco engineering.

This item is not eligible for free shipping.