Upper Thermostat for Electric Water Heaters

Rheem SP1082-003 Upper Thermostat with Manual Reset for Electric Water Heaters

The Rheem SP1082-003 is an OEM upper thermostat designed for electric water heaters, equipped with a manual reset high-limit safety switch. This thermostat manages power to both heating elements and plays a critical role in regulating overall system performance and safety.

Engineered for compatibility with Rheem electric models, this upper thermostat activates the lower thermostat upon reaching setpoint, and its built-in safety cutoff limits protect against abnormal temperature rise. The SP1082-003 is built to withstand repeated thermal cycles in standard residential hot water systems.

Key Functional Features

• Control Position: Upper (primary control for dual-element electric heaters)
• Integrated Safety: Manual reset high-limit switch prevents overheating conditions
• Adjustable Temperature Settings: Front-mounted dial allows precise water temperature control
• OEM Grade: Factory-authorized replacement for Rheem water heaters
• Durability: Constructed from heat-tolerant materials rated for long service life

Technical Specifications

• Model: SP1082-003
• Type: Upper thermostat with manual reset
• Application: Dual-element electric water heaters
• Voltage: Typically rated for 240V systems (verify model specs)
• Temperature Range: Adjustable, typically 90°F to 150°F

Installation Requirements

The SP1082-003 must be installed in accordance with manufacturer wiring diagrams and safety protocols. Power should be shut off at the breaker prior to service. Proper surface contact and wiring integrity are essential for accurate performance and protection. Installation by a licensed technician is recommended to ensure compliance with code and equipment standards.

Contractor Notes

This thermostat is intended as a direct replacement in electric tank-style water heaters using dual-element configurations. It is typically replaced during maintenance, temperature regulation issues, or thermal limit tripping events. For correct function, ensure compatibility with the existing lower thermostat and heating elements.