Description
Sporlan Controls OSE-12-Z Thermostatic Expansion Valve
The Sporlan Controls 124217 OSE-12-Z is a high-performance externally equalized thermostatic expansion valve (TXV) engineered for reliable refrigerant metering in commercial and industrial HVAC and refrigeration systems. Part of Sporlan’s trusted OSE series, this valve delivers precise superheat control to protect compressors and maximize system efficiency across a wide range of operating conditions.
Key Features
- 7/8″ x 1-3/8″ ODF solder connections for secure, leak-free installation
- 5-foot capillary tube for flexible remote bulb placement
- External equalizer design for accurate superheat control in systems with high pressure drop across the evaporator
- OSE-12-Z series construction built for demanding commercial refrigeration and air conditioning applications
- Durable valve body engineered for long service life and consistent performance
Product Specifications
- SKU: 124217
- Model: OSE-12-Z
- Brand: Sporlan Controls (Parker-Sporlan)
- Inlet Connection: 7/8″ ODF
- Outlet Connection: 1-3/8″ ODF
- Capillary Length: 5 feet
- Equalizer Type: External
Applications
- Commercial refrigeration systems
- Air conditioning and heat pump systems
- Industrial HVAC applications requiring precise superheat management
- Systems with distributor-fed evaporators or high evaporator pressure drop
Why Choose Sporlan?
Sporlan Controls, a Parker Hannifin brand, is a globally recognized leader in refrigeration and HVAC flow control components. The OSE series TXVs are renowned for their accuracy, reliability, and ease of field adjustment, making them a preferred choice for HVAC/R professionals worldwide.







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