Robertshaw ECO 84 ADJ 50-70 DEG RS-ST22-70K x 1 /EACH
$70.13 inc GST
Adjustable Robertshaw contact hot water thermostat with 50–70°C control range, ideal for dual element systems.
20 in stock

Fast Shipping
On All Orders

15+ Years
Industry Experience

Australian Company
Owned & Operated

Easy Returns
30 Days Peace Of Mind
Description
Consistent Temperature Control for Everyday Performance
Designed for dependable hot water regulation, this Robertshaw ECO 84 adjustable thermostat delivers stable temperature control across a 50–70°C range, helping maintain user comfort while supporting efficient system operation. With an over-temperature cut-out at 88°C, it provides an added layer of protection against overheating, reducing call-backs and system stress. Ideal for dual element hot water systems, it’s a practical choice for electricians who want predictable performance on residential and light commercial installs.
Built for Reliability and Compliance on the Job
Engineered for trade use, this contact hot water thermostat features an SPST switching design rated at 240V and 30A, making it suitable for common Australian hot water applications. The robust construction and proven Robertshaw design help ensure long service life in demanding conditions. Install with confidence knowing you’re fitting a component trusted across the industry for safe, compliant temperature control and reduced risk of premature failure.
Trade-Friendly Choice for Fast Turnarounds
When time matters, having the right thermostat on hand keeps jobs moving. This adjustable Robertshaw unit is straightforward to install and ideal for replacements, repairs, or planned upgrades in dual element systems. Backed by trade-focused supply and reliable stock availability, it helps minimise downtime and keeps projects on schedule—whether you’re servicing a single home or managing multiple maintenance jobs.
Key Specs
-
Temperature range: 50–70°C
-
Over-temperature cut-out: 88°C
-
Switching: SPST
-
Rating: 240V, 30A
-
Application: Dual element hot water systems
Ideal For
-
Licensed electricians installing or replacing hot water thermostats
-
Maintenance teams servicing residential or light commercial systems
-
Dual element hot water unit repairs and upgrades
-
Contractors needing reliable, trade-proven components





