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Therm-Coil Mfg. will be closed July 4-8, 2024 to allow us to celebrate Independence Day with our families.
Therm-Coil Mfg. will be closed July 4-8, 2024 to allow us to celebrate Independence Day with our families.

Therm Coil 66T-59T-4190 One or Two Element Electric Hot Water Heater 90°-150°F Upper Thermostat With 170°F High Limit Combo

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Therm Coil Drawing No. 337T-4010-003      Therm Coil Model No. 66T-59T-4190

Description

  • For Up to Two-Element Connection For Upper Elements In Electric Water Heaters.
  • Adjustable 90°-150°F Single-Pole Double-Throw (SPDT) Thermostat with Hi-Limit (High Limit) That Opens at 170°±5°F (Manual Reset Button)
  • Fits most residential water heaters including those with Apcom, National Brand, Reliance, Robertshaw, and Therm-O-Disc thermostats, including Bradford White Water Heaters.
  • The hi-limit (high limit) control/safety override feature automatically trips at 170 degrees Fahrenheit to improve safety (±5°).

Equivalent To Part Numbers:

Chromalox / Emerson / EHP Backer: 59T/66T3M, 59T66T3M, 413921, 413884, 300-053852-004, 053852-004, 053852-4

Therm-O-Disc: 300200 (300700 & 301300 Combined)

    59T-4190 Thermostat Electrical Rating Information

    • Temperature Range: 90° to 150°F
    • Temperature Differential: 17° to 27°
    • Open Temperature: 120°F @ 6 O'clock Pointer Position
    Maximum Rating:
    • 40 Amps @ 277 VAC
    • 25 Amps @ 480 VAC
    • 7,500 Watts @ 250VAC
    • 6,000 Watts @ 480VAC
    • 125 Volt Amps For Pilot Duty @ 120 - 480 VAC
    • U/L and CSA Agency Approved

    66T-4490 High Limit Electrical Rating Information

    • Open Temperature: 170°F ±5°
    • Temperature Differential: 5° to 15°
    • Manual Reset Button
    Maximum Rating:
    • 40 Amps @ 277 VAC
    • 25 Amps @ 480 VAC
    • 7,500 Watts @ 250VAC
    • 6,000 Watts @ 480VAC
    • 125 Volt Amps For Pilot Duty @ 120 - 480 VAC
    • U/L and CSA Agency Approved

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