ensuring a secure seal and easy field installation

or incorrect gas pressure causing the unit to over-fire

Common Questions: Is the 47-20045-06 a universal HVAC limit switch

Common Questions Can I use a 440V capacitor to replace this 370V 43-25133-34 model

This is a Single Pole Normally Open relay

Sensus 143-16-021-07 Black Spring ensuring a secure seal andThe Sensus 143 16 021 07 Black Spring is a critical component engineered for precise gas pressure regulation within industrial and commercial service environments. Specifically designed for field technicians, this replacement regulator spring is compatible with Sensus 243, 121, and 122 diaphragm type gas regulators. It provides a specific spring range essential for maintaining outlet pressure control. For Sensus 243 12, 121 12, and 122 12 gas