0931 Series Residential Tankless Water Heater
For our luxury line, we have the 931 series which can provide endless hot water for up to 4+ showers. And with its Quick-Connect system, two units can be linked together to meet the high demand of today's luxury homes. To accommodate the higher flow rate demand, these units have a dual flame burner, a redesigned heat exchanger and 25% thicker copper piping. No other tankless water heater in its class can beat its performance, dependability, and quality. 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 11.1 GPM @ 35 degree temperature rise (9.3 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.
- Fully modulating - Automatically adjusts burner level accordingly.
- Commercial grade heat exchanger - 25% thicker piping than our competition.
| MODEL |
INSTALLATION |
WARRANTY |
| ENERGY FACTOR (EF) |
| Natural Gas (NG) |
Propane (LP) |
|
| N-0931M |
Indoor/Outdoor |
12yr/5yr parts/1yr labor |
N/A* |
N/A* |
| N-0931M-DV |
Indoor |
12yr/5yr parts/1yr labor |
N/A* |
N/A* |
| N-0931M-OD |
Outdoor |
12yr/5yr parts/1yr labor |
N/A* |
N/A* |
*The US Department of Energy considers any water heater that is 200,000 BTU/h or greater to be a "commercial" water heater, and therefore does not allow such products to be rated with an Energy Factor, which is based on residential usage.
- Available in Natural Gas (NG) and Propane (LP) models only.
- Temperature Settings: 100-180oF (14 options)
- Thermal efficiency for all models: 84%
- Self-diagnostic onboard computer system
- Battery back-up compatible
- Recirculation compatible
- Digital remote included
- MSRP: $2,099.00 (unit only)
- WARNING!!! PVC cannot be used for venting. Use only Category III (4" stainless steel venting).
Accessories:
- Isolation valves (#IK-WV-5)
- Outdoor vent cap (#VC-4-1) for N-0931M model only.
- Pipe cover (#PC-3S)
- Remote controller outdoor junction box (#RC-OJB)
- ScaleShield (#SS-HB-2)
- Quick-connect cable (#QC-1)
- Recess box (#RB-900) for N-0931M-OD model only.
