# 21 kW Indoor Electric Tankless Water Heater

**Manufacturer:** Niagara Industries  
**MPN:** `N-210`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Niagara Industries |
| Manufacturer name | Niagara Industries |
| Manufacturer | Niagara Industries |
| CategoryL1 | Water Heaters |
| CategoryL2 | Tankless Water Heaters |
| DimensionUnit | inch |
| Extra Product Name | 21 kW Indoor Electric Tankless Water Heater |
| Voltage | 240V |
| Weight | 12 |
| WeightUnit | lbs |
| Weight_Attrib | Weight |
| depth | 3.0 |
| height | 10.5 |
| height_Attrib | Height |
| length | 3.0 |
| length_Attrib | Depth |
| moq | 1 |
| MPN | N-210 |
| multiple | 1 |
| qtyInStock | Not available |
| SKU | 3660183 |
| tierMinQty1 | 1 |
| tierPrice1 | 829.15 |
| width | 10.5 |
| width_Attrib | Width |
| AFUE | 99.50 % |
| AMP | 88 |
| ANSI | ANSI 372 |
| Application | Residential |
| Collection | Titan? SCR4 |
| Depth | 3 in |
| ETL Listed | Yes |
| Energy Star Compliant | No |
| Flow Rate | 5 gpm |
| Height | 10-1/2 in |
| Indoor Outdoor | Indoor |
| NSF | NSF 372 |
| NSF Certified | Yes |
| Number of Elements | 3 |
| Origin | Domestic |
| Phase | Single Phase |
| Power Source | Electric |
| Pressure - Maximum | 150 psi |
| Supply Pipe Connection Size | 3/4 in |
| Temperature Range | Up to 120 Deg F |
| UL Listed | UL 499 |
| Volts | 240V |
| Watts | 21 kW |
| Width | 10-1/2 in |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| ferguson.com | 3660183 | 829.15 | 1 | None | 1 |

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