For proportional 2-10V or 4-20mA control

reducing the risk of refrigerant migration

this component is critical for regulating gas flow to ensure stoichiometric combustion and optimal thermal efficiency

The assembly includes a required 1/4" x 3/16" reducer

Laars Heating Systems RA2112217 Pump Kit 340155-7026 For proportional 2-10V or 4-20mAThe Laars RA2112217 Pump Kit is a field ready circulation solution designed specifically for compatibility with Pennant series hydronic boilers and volume water heaters. This 1 6HP replacement pump includes the necessary flanges and hardware to ensure a secure, leak free installation during routine maintenance or emergency repairs. Engineered for high efficiency heat transfer, the motor manages system head pressure effectively while maintaining the