Universal Series Support: Fully compatible across the MP953A

featuring identical specifications and mounting footprints

For technicians updating older systems

the 12A09 is specifically certified and sized for Maxitrol 325-3 and 325-3L series models

Do I need to drain the boiler to replace these sensors

Belimo ZG-LMSA Shaft Extension Universal Series Support: Fully compatibleThe Belimo ZG LMSA is a heavy duty shaft extension engineered for technicians dealing with short damper shafts in the field. Designed specifically for 1 2 inch diameter shafts, this mechanical accessory provides a 3 inch effective extension (5 8 inch outside diameter) to ensure proper actuator engagement when the existing spindle length is insufficient. It is a critical component for damper actuator mounting, specifically compatible with Belimo LM and