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With a high relief capacity of 1
When the job requires a precise match for Armstrong Air or Allied Air heating units
The MARS 12166 is rated for 440VAC but remains fully backwards compatible with 370V systems
or the control module displaying an "Ignition Lockout" or "Flame Not Sensed" error code
Key Benefits OEM Compatibility: Exact replacement for Heil Quaker 1172822 and Honeywell VR8205Q2795
Trane VAL7234 TXV Refrigerant With a high relief capacityThe Trane VAL7234 is an OEM 40 ton thermostatic expansion valve engineered for precision refrigerant metering in high capacity R22 HVAC systems. Built for industrial grade durability, this mechanical TXV features a 1 1 8" inlet and a 1 3 8" outlet, accommodating large scale commercial evaporators where consistent superheat control is critical for system stability. The 60 inch capillary tube and sensing bulb assembly allow for flexible remote mounting,
