RA2138604 | 740-1.5"-50# 4,237,000 RELF VL | Laars Heating Systems Horsepower_5W **Key Features:** * 18L X CA2SKE20U7 Product Type_With Pump Controller 94 with 5 Switch SPDT ASCO Repair Kit SKU

RA2138604 740 1.5" 50# 4,237,000 RELF VL Laars Heating Systems Horsepower_5W **Key Features:** * 18L X CA2SKE20U7 Product Type_With Pump Controller 94 with 5 Switch SPDT ASCO Repair Kit SKU **Key Features:** * 18L X 20H parallel 2pos24v S R economizer * Durable steel frame and aluminum flange construction * Wide voltage range (208 230 460 volts) * Multiple mounting options for flexible installation * Compact design for space saving applications **Benefits:** * Enhanced durability and corrosion resistance * Operational flexibility in different electrical systems * Efficient and reliable S R operation * Optimized energy efficiency and reduced operating costs * Easy installation and versatile mounting options Shop our HVAC supply store today for the best prices and fast shipping on the Resideo ZD18X20TZ S R economizer Contact us now to learn more