Chronomite ER-50L/480_3P 480V 24kW 3-Phase Tankless Water Heater
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The Chronomite Laboratories ER-50L/480_3P is a new, High Capacity Instant-Temp® electric tankless (on-demand) water heater from the ER Series, designed for heavy-duty commercial and industrial applications requiring continuous hot water at high flow rates. The unit operates on 480V AC, 3-phase (50–60 Hz), drawing 29 amps per phase to deliver 24,000 watts of heating capacity, with a factory-set outlet temperature of 125°F (adjustable via the built-in thermostat dial). Construction features a rugged steel housing with a powder-coat finish and an internal CalRac plastic element assembly with Incoloy heating elements; connections are 3/4 in. NPTF brass inlet (cold) and outlet (hot) fittings mounted horizontally on the unit face. Operating pressure range is 25–80 PSI (172–552 kPa) with a 150 PSI maximum rated pressure; the unit carries UL Std. 499, IEC/EN 60335-1, IEC/EN 60335-2-35, CAN/CSA C22.2 No. 88, IAPMO/UPC, and ETL listings, and is certified lead-free per Pb compliance markings. Typical applications include industrial washdown stations, commercial food service, laboratories, and multi-point simultaneous demand installations where a 480V 3-phase supply is available. Unit dimensions are approximately 11-3/4 in. x 17-1/2 in. x 6-3/4 in. and shipping weight is approximately 29 lbs per manufacturer documentation.
Product Specifications
| Brand | Chronomite Laboratories |
| Model Number | ER-50L/480_3P |
| Series | ER (High Capacity Instant-Temp) |
| Condition | New |
| Voltage | 480V AC |
| Wattage | 24,000 W |
| Amperage (per phase) | 29 A |
| Phase | 3-Phase |
| Frequency | 50–60 Hz |
| Max Outlet Temperature | 125°F |
| Temp Range | 70°F to 125°F |
| Min Operating Pressure | 25 PSI (172 kPa) |
| Typical Operating Pressure | 60 PSI (414 kPa) |
| Max Operating Pressure | 80 PSI (552 kPa) |
| Max Rated Pressure | 150 PSI |
| Connection Size | 3/4 in. NPTF |
| Connection Type | Brass threaded inlet & outlet |
| Mounting Orientation | Horizontal (wall-mount) |
| Housing Material | Rugged steel w/ powder-coat finish |
| Element Material | Incoloy (CalRac plastic element assembly) |
| IP Rating | IP10 |
| Dimensions (approx.) | 11-3/4 in. x 17-1/2 in. x 6-3/4 in. |
| Certifications | UL 499, ETL, IAPMO/UPC, CSA C22.2 No.88, CE |
| Lead-Free Certified | Yes (Pb certified lead-free) |
| Country of Origin | USA |
| Heater Type | Tankless / On-Demand (instantaneous) |
