Pay in 4 interest-free payments of $55.57 Learn more
Ships within 48 hours · Estimated delivery Sep 19 - Sep 24
Designed for R134a refrigerant systems
preventing nuisance lockouts during cold weather startups
Which terminal goes to which component
Common Questions: How does this sensor improve system efficiency
Siemens DDC 540-100N Control 340155-7026 Designed for R134a refrigerant systemsThe Siemens 540 100N is a high performance Terminal Box Controller designed for precise pressure independent Variable Air Volume (VAV) system management. Operating on a Direct Digital Control (DDC) architecture, this unit provides HVAC professionals with advanced control over zone level routines, including VAV cooling, heating, and fan powered applications. It features six solid state digital outputs rated for 24 VAC at 0. 5 A per channel, ensuring
US$ 99.00
US$ 99.00
US$ 99.00
US$ 89.00
US$ 89.00
US$ 99.00
US$ 99.00
US$ 124.45
US$ 549.50
US$ 249.50
US$ 329.50
US$ 399.50