Robertshaw ST13-70K Surface Mount Solar Hot Water Thermostat Kit 50-70°C (ST1301133)

Robertshaw ST13-70K Surface Mount Solar Hot Water Thermostat Kit 50-70°C (ST1301133)

The ST13-70K is a surface-mounted thermostat designed for single-element solar electric hot water systems. Supplied as kit ST1301133, it features an adjustable temperature range of 50°C to 70°C and includes an over-temperature cutout (OTC) that trips at 88°C. This model is widely used in domestic and commercial solar storage tanks across Australia and New Zealand, and replaces older WM and EWT series thermostats.

Features:

• Adjustable temperature range: 50°C to 70°C (factory set to 65°C)
• Over-temperature cutout (OTC): 88°C with auto-reset
• SPST (Single Pole Single Throw) switching
• 240V AC, 30A rating
• Surface mount with screw terminals
• Supplied as kit ST1301133

Suits Models:

52072, ST1301133, ST1301