Armstrong International B1669-4 Pressure Change Assembly Els PW 17895 Is the TST2311 exactly the

Is the TST2311 exactly the same as the 100208834

delivering precise thermal output for auxiliary or emergency heating stages

making it a versatile choice for field service and preventative maintenance

The "L48" designation indicates the inclusion of the OPD 48 over-pressure device

Standardized Fitment: Features a round form factor and integrated bracket for immediate mounting

Armstrong International B1669-4 Pressure Change Assembly Els PW 17895 Is the TST2311 exactly theThe Armstrong International B1669 4 Pressure Change Assembly is a precision engineered internal component designed to restore the peak performance of your steam system. Featuring a 1 8" orifice, this assembly is vital for maintaining the mechanical integrity and discharge capacity of inverted bucket steam traps. It is fully compatible with a wide range of Armstrong models, including the 211, 310, 800, 811, TVS 811, 880, 881, 981, and EM Series.