39gpm Trojan UV Max H System - combo 1 1/4" NPT, 1" FNPT connections - 120V
Trojan UV Max Brochure
Model Comparison Chart
Replacement Bulb: UVT-602855
Replacement Quartz Sleeve: UVT-602975
Controller: UVT-650709-004
230V Complete System: UVT-650654
H PLUS System with UV intensity monitor
110V System: UVT-650646
230V System: UVT-650649
Controller: UVT-650709-005
Replacement Sensor: UVT-650580