Carrier EA36YD129 TXV 326010-701 What is the difference between

What is the difference between the 0121463 and the 0274479

The Raypak 007189F Gas Valve is an essential OEM manifold component designed for precise fuel regulation in Raypak atmospheric heaters

extending the service life of both the relay and the peripheral components it controls

By adding an external 500

it features a robust 370V dual-voltage rating

Carrier EA36YD129 TXV 326010-701 What is the difference betweenThe Carrier EA36YD129 is a precise 2 ton thermostatic expansion valve (TXV) designed to maintain target superheat across varying evaporator loads. This R 410A refrigerant metering device is a critical OEM replacement part for Carrier, Bryant, and Payne air handlers and cased coils. It utilizes a bolt on design for straightforward installation, ensuring reliable refrigerant flow control to prevent liquid slugging of the compressor while maximizing heat