RANCO Thermostatic Expansion Valve: CO, Removable
The RANCO Thermostatic Expansion Valve (SKU 400VX0, MPN RIO-0X) is a 0.3 ton valve designed for use with R-449A refrigerant. It features a removable strainer type for servicing. This valve is part of the RANCO CO series.
SKU 3G-OTH-73223
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Product Description
The RANCO Thermostatic Expansion Valve (SKU 400VX0, MPN RIO-0X) is a 0.3 ton valve designed for use with R-449A refrigerant. It features a removable strainer type for servicing. This valve is part of the RANCO CO series.
Frequently Asked Questions
What is the RANCO Thermostatic Expansion Valve used for?
The RANCO Thermostatic Expansion Valve (MPN RIO-0X) regulates refrigerant flow in commercial refrigeration systems using R-449A. It is commonly applied in walk-in coolers, display cases, and HVAC equipment where precise superheat control is required.
What are the specifications of the RANCO RIO-0X expansion valve?
The RANCO RIO-0X is a 0.3 ton thermostatic expansion valve for R-449A refrigerant. It features a removable strainer for easy servicing. Part of the RANCO CO series, this valve is designed for reliable metering in low- and medium-temperature applications.
Where to buy the RANCO RIO-0X expansion valve worldwide?
3G Electric supplies the RANCO RIO-0X thermostatic expansion valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact our team for a quote and lead time on this RANCO CO series valve.
How to install a RANCO thermostatic expansion valve?
Install the RANCO RIO-0X valve with the bulb securely strapped to the suction line at the correct location. Ensure the removable strainer is clean before brazing. Use proper insulation on the bulb and equalizer line to avoid false superheat readings.
Used in
Common applications for RANCORANCO Products
3G Electric supplies RANCO thermostatic expansion valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.














