The 4009542 is specifically calibrated for Daikin mini-split repair and professional HVAC control board replacement in CTXS series units
it allows technicians to maintain manual control over gas flow while relying on the integrated automatic pilot safety mechanism
Its durable mounting design resists vibration and thermal expansion
its suction-gas cooled motor removes the need for external blowers or liquid injection under standard LT conditions
Rugged Construction: The 300 series stainless steel housing provides excellent corrosion resistance and mechanical durability
Resideo L6006C1034 Aquastat 326058-756 The 4009542 is specifically calibratedThe Resideo L6006C1034 Aquastat is a high performance, immersion style aquastat relay designed for precise temperature regulation in hydronic heating systems, storage tanks, and boilers. Built for versatility, this SPDT (Single Pole Double Throw) controller functions as either a high limit, low limit, or circulator control, ensuring efficient fluid management and equipment safety. The unit features a totally enclosed Micro Switch snap acting mechanism