Noritz NR501 5.0 GPM Outdoor Natural Gas Tankless Water Heater

Get an energy efficient, endless, hot water heater that puts your safety first.

The NR501 outdoor model is the newest and most affordable Noritz heater for townhouses, apartments and condominiums with 1-2 showers. This compact model is ideal for homes the southeastern region of the USA.

Features

  •   Direct ignition - No standby pilot light
  •   Outdoor model - No expensive venting needed
  •   0.5 GPM minimum flow activation - Able to handle higher incoming water temp than other residential heaters
  •   1/2" Gas fitting - No need to upsize or upgrade your gas line
  •   Turbo Flow - Up to 5.0 GPM at 30° temperature rise (4.2 GPM at 45° rise)
  •   Thermal fuse - Automatic overheat protection
  •   Fully modulating burner - Burner automatically adjusts accordingly
  •   Resin coated PC board - Improved durability and protection from elements
  •   Safety lock out - Default maximum 120° (adjustable)
  •   Automatic air regulator - Monitors internal temperature and maximizes burner efficiency
  •   12 year warranty - Longer than other manufacturers, 12 years on the heat exchanger, 5 years on parts, and 1 year for labor

Specifications

Installation	Outdoor
Home Size	Southern climate: 1 baths Northern climate: 0 bath
Unit Dimensions	20.5” (H) x 13.8” (W) x 6.7” (D)
Weight	33 lbs
Gas Consumption	Min. 15,000 btuh Max. 120,000 btuh
(NG & LP)	Natural Gas/Propane
Capacity Range	0.5-5.0 Gal./min.
Energy Factor	0.82 (NG&LP)
Thermal Efficiency	83%
Temperature Settings	100-150° F (in 5° F Intervals) 160° F

  • Technical specifications

  • Install Manual

  • User Manual