ClimateMaster 15B0001N02 Transformer 320735-701 The unit features 3/8-inch ODF

The unit features 3/8-inch ODF (Sweat) connections

Key Benefits for Contractors: Precise Control: Maintains consistent outlet pressure from full flow down to pilot flow applications

the 24V AC coil is rated for both 50Hz and 60Hz frequencies

the J997EKW spark ignition pilot may be faulty

and NM series actuators

ClimateMaster 15B0001N02 Transformer 320735-701 The unit features 3/8-inch ODFThe ClimateMaster 15B0001N02 Transformer is a critical OEM replacement part designed for high performance voltage regulation in geothermal and water source heat pump systems. Engineered for reliability, this 50VA class 2 transformer features a 208 240V primary input and a stabilized 24V secondary output, providing the necessary low voltage power for control boards, contactors, and thermostats. Its robust construction ensures consistent performance