The Johnson Controls A99CB-600 is a high-precision PTC temperature sensor engineered for demanding commercial refrigeration and HVACR applications

This Apollo 10-600 series valve features a 1-1/2 inch female NPT inlet and an expanded 2 inch female NPT outlet to handle massive discharge volumes

The actuator typically features a 1/8-inch NPT female connection

Built to withstand high-velocity air movement and thermal fluctuations

Look for signs of stress fractures

Lennox 27A15 Heater Kit R-410A The Johnson Controls A99CB-600 isThe Lennox 27A15 Heater Kit (Model ECB45 10CB) is a heavy duty 10kW electric heat kit engineered for seamless integration with Lennox CBK45 and CBA25 Series air handlers. Designed as a professional grade OEM replacement for Lennox 12S60, this single phase kit operates on 208 230V @ 60 Hz and delivers 34,121 BTU h of supplemental or primary heating. The assembly features a factory installed 60 Amp circuit breaker, providing essential overcurrent