NC1991

NC1991

  • Technical Specifications

    Outdoor

    Outdoor Unit Dimensions

    23.6” (H) x 13.8” (W) x 9.4” (D)

    Weight

    54 lbs.

    Gas Consumption

    Min: 16,000 btuh
    Max: 199,900 btuh

    (NG & LP)

    Natural Gas/Propane

    Energy Factor

    LP: .88 NG:.82

    Temperature Settings

    100-150° F (in 5° F Intervals) 160° F 170° F 185° F

    Notes

    Recirculation compatible
    Multi-system up to 6 units

  • Full Description

    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.

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