Description
HOTSTART Weathertight Industrial Immersion Heater. NEMA 4 (Type 4) weathertight enclosure. Includes fixed-setting, built-in thermostat (factory set 100–120 °F, code 1). Element assembly includes O-ring only; V-Clamp installation kit sold separately. Available in 2″ NPT thread mount (XA suffix) and V-Clamp threadless mount (XV suffix). Also available for coolants and other process heating; larger capacities available on request (OSM Model forced-circulation systems).
- Electrical Rating: 15 Amps at 120 Vac; 10 Amps at 240 Vac; 7.2 Amps at 277 Vac (*10 Amps at reduced life cycle)
Available models / part numbers — order by part number (all currently out of stock, contact us to order):
| Part No. | Voltage | Watts | Phase | Fitting Style | Probe Length |
|---|---|---|---|---|---|
| E01081W-151A-00 | 208 V | 1000 W | 1 | 2″ NPT Thread | 12″ (305 mm) |
| E01081W-151V-00 | 208 V | 1000 W | 1 | V-Clamp Threadless | 12″ (305 mm) |
| E01021W-151A-00 | 240 V | 1000 W | 1 | 2″ NPT Thread | 12″ (305 mm) |
| E01021W-151V-00 | 240 V | 1000 W | 1 | V-Clamp Threadless | 12″ (305 mm) |
| E01581W-151A-00 | 208 V | 1500 W | 1 | 2″ NPT Thread | 12″ (305 mm) |
| E01581W-151V-00 | 208 V | 1500 W | 1 | V-Clamp Threadless | 12″ (305 mm) |
| E01521W-151A-00 | 240 V | 1500 W | 1 | 2″ NPT Thread | 12″ (305 mm) |
| E01521W-151V-00 | 240 V | 1500 W | 1 | V-Clamp Threadless | 12″ (305 mm) |
| E02081W-151A-00 | 208 V | 2000 W | 1 | 2″ NPT Thread | 18″ (457 mm) |
| E02081W-151V-00 | 208 V | 2000 W | 1 | V-Clamp Threadless | 18″ (457 mm) |
| E02021W-151A-00 | 240 V | 2000 W | 1 | 2″ NPT Thread | 18″ (457 mm) |
| E02021W-151V-00 | 240 V | 2000 W | 1 | V-Clamp Threadless | 18″ (457 mm) |
| E02041W-151A-00 | 480 V | 2000 W | 1 | 2″ NPT Thread | 18″ (457 mm) |
| E02041W-151V-00 | 480 V | 2000 W | 1 | V-Clamp Threadless | 18″ (457 mm) |
| E01083W-101A-00 | 208 V | 1000 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01083W-101V-00 | 208 V | 1000 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E01023W-101A-00 | 240 V | 1000 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01023W-101V-00 | 240 V | 1000 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E01033W-101A-00 | 380 V | 1000 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01033W-101V-00 | 380 V | 1000 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E01043W-101A-00 | 480 V | 1000 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01043W-101V-00 | 480 V | 1000 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E01583W-151A-00 | 208 V | 1500 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01583W-151V-00 | 208 V | 1500 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E01523W-151A-00 | 240 V | 1500 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01523W-151V-00 | 240 V | 1500 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E01533W-151A-00 | 380 V | 1500 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01533W-151V-00 | 380 V | 1500 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E01543W-151A-00 | 480 V | 1500 W | 3 | 2″ NPT Thread | 12″ (305 mm) |
| E01543W-151V-00 | 480 V | 1500 W | 3 | V-Clamp Threadless | 12″ (305 mm) |
| E02083W-151A-00 | 208 V | 2000 W | 3 | 2″ NPT Thread | 18″ (457 mm) |
| E02083W-151V-00 | 208 V | 2000 W | 3 | V-Clamp Threadless | 18″ (457 mm) |
| E02023W-151A-00 | 240 V | 2000 W | 3 | 2″ NPT Thread | 18″ (457 mm) |
| E02023W-151V-00 | 240 V | 2000 W | 3 | V-Clamp Threadless | 18″ (457 mm) |
| E02033W-151A-00 | 380 V | 2000 W | 3 | 2″ NPT Thread | 18″ (457 mm) |
| E02033W-151V-00 | 380 V | 2000 W | 3 | V-Clamp Threadless | 18″ (457 mm) |
| E02043W-151A-00 | 480 V | 2000 W | 3 | 2″ NPT Thread | 18″ (457 mm) |
| E02043W-151V-00 | 480 V | 2000 W | 3 | V-Clamp Threadless | 18″ (457 mm) |





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