The Robertshaw ST1301133 thermostat delivers reliable temperature control for solar hot water systems. This aftermarket kit features a 50-70°C operating range with an 88°C over-temperature cutoff, protecting your system from overheating. With 10A at 250V capacity, it handles demanding applications efficiently. The surface-mount design ensures straightforward installation, while SPST switching provides dependable on-off control. Built for durability and precision, this thermostat is the smart choice for maintaining optimal water temperatures and extending system lifespan. Trust Robertshaw's proven engineering for consistent performance.

Replace your faulty solar hot water thermostat with the trusted Robertshaw ST1301133 Aftermarket Kit ST13-70K. This surface-mount thermostat ensures precise temperature regulation for solar thermal systems, protecting your investment and maintaining consistent hot water delivery. Engineered to match OEM performance standards, it integrates seamlessly into existing installations. Choose Electx Electrical Supply for authentic Robertshaw components backed by industry expertise. Keep your solar hot water system operating at peak efficiency with a thermostat built for reliability and long-term performance.