Heatrae Sadia 18" Resettable RDT Vertical Thermostat | 95980036

The 18" Heatrae Sadia RDT vertical domestic thermostat includes a RDT combined thermostat with a resettable safety cut-out.

The Heatrae Sadia 95980036 is a high-quality 18-inch resettable RDT (Rod-type Dual Thermostat) designed for vertical mounting in unvented cylinders and immersion heater applications, providing precise temperature control and built-in safety protection.

Key Features

• 18-inch (457mm) length – suitable for medium to large cylinders
• Resettable design – manual reset button for thermal cut-out protection
• RDT (Rod-type Dual Thermostat) – combines operating thermostat and high-limit safety cut-out in one unit
• Vertical mounting – designed for top-entry installation in unvented cylinders
• Precise temperature control – maintains consistent hot water temperature
• Built-in overheat protection – automatic shut-off prevents dangerous overheating

Technical Specifications

• Model: 95980036
• Length: 18 inches (457mm)
• Type: Resettable RDT (Rod-type Dual Thermostat)
• Mounting: Vertical
• Operating temperature range: Adjustable (typically 60-80°C)
• Cut-out temperature: 90-95°C (safety limit)
• Thread: 1" BSP (standard immersion boss)
• Electrical rating: 16A

Essential replacement component for Heatrae Sadia Megaflo Eco, Megaflo Eco SystemFit, and other unvented indirect cylinders. Also compatible with many third-party cylinders requiring an 18-inch vertical thermostat.

Specification

If you are interested in purchasing in bulk please get in touch with us at support@arcanu.com or fill out an enquiry form here.