Bard HVAC MC4002-B Control R-410A For contractors handling pneumatic control

For contractors handling pneumatic control valve replacement

The 5300-614 is equipped with a 60-inch (5-foot) nickel-plated capillary and a 3/8" x 4-1/2" sensing bulb

or compressor replacement

Designed for in-line horizontal piping

26 WC pressure switch acts as a primary safety limit

Bard HVAC MC4002-B Control R-410A For contractors handling pneumatic controlThe Bard HVAC MC4002 B is a professional grade Advanced Solid State Dual Unit Lead Lag Controller engineered for critical infrastructure supporting two wall mount HVAC units. This direct replacement for MC4000 B and MC4001 B balances runtime across both systems while ensuring 100% redundancy in telecom shelters, equipment rooms, and data centers. Equipped with an Enhanced Alarm Board, the MC4002 B utilizes Form C dry contact alarm relays (NO and NC)