Description
Sporlan Controls 163521 Thermostatic Expansion Valve Overview
The Sporlan Controls 163521 is a heavy-duty Thermostatic Expansion Valve (TXV) engineered for large commercial refrigeration and air conditioning systems. Designed specifically for use with R-22 refrigerant, this valve delivers precise refrigerant metering at an 11-ton capacity, making it an ideal choice for demanding commercial HVAC applications where reliable superheat control is critical.
Key Features
- Refrigerant: R-22 compatible
- System Capacity: 11 Ton
- Inlet Connection: 5/8″ ODF
- Outlet Connection: 1-3/8″ ODF
- Valve Type: Thermostatic Expansion Valve (TXV)
- Brand: Sporlan Controls — a trusted name in refrigeration flow control
Application & Benefits
The Sporlan 163521 TXV regulates refrigerant flow into the evaporator by responding to suction line superheat, ensuring the evaporator operates at maximum efficiency without the risk of liquid slugging to the compressor. The ODF (Outside Diameter Flare/Solder) connections allow for clean, leak-free brazed installation, which is the industry standard for commercial refrigeration piping.
Why Choose Sporlan Controls
Sporlan Controls, a Parker Hannifin brand, has been a cornerstone of the HVAC/R industry for decades. Their TXV product line is renowned for consistent superheat control, durable construction, and compatibility with a wide range of system configurations. The 163521 upholds this legacy, providing HVAC professionals with a dependable solution for large-tonnage R-22 systems.
Installation Notes
- Intended for use in commercial air conditioning and refrigeration systems
- ODF connections require standard brazing procedures
- Always verify system refrigerant type and tonnage before installation
- Follow all applicable local codes and manufacturer guidelines during installation







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