Outdoor Unit Dimensions
23.6” (H) x 13.8” (W) x 9.4” (D)
Min: 16,000 btuh
Max: 199,900 btuh
(NG & LP)
LP: .88 NG:.82
100-150° F (in 5° F Intervals) 160° F 170° F 185° F
Multi-system up to 6 units
With more power than any tankless water heater in its class, the NC199 series is ideal for mid-size homes with up to 4 showers. Built-in features include safety lock-out, freeze protection, and high elevation adjustment. PVC CANNOT be used for venting.
These units offer several innovations:
Safety lock out - Default max. 120 degrees (refer to owner’s manual for higher temp)
Dual flame burner - Noritz exclusive! Minimizes temperature fluctuations.
Fully modulating - Automatically adjusts burner level accordingly.
Turbo Flow - Up to 9.8 GPM @ 35 degree temperature rise (7.5 GPM @ 45 degree rise).
Quick Connect - Doubles the output by connecting two identical heaters.
Direct ignition - No standby pilot light.
Thermal fuse - Automatic overheat protection system.
Resin coated PC board - Increases durability and protection from elements.
Automatic air regulator - Monitors internal temperature/maximizes burner efficiency.
Commercial grade heat exchanger - 25% thicker piping than our competition.