The LX H30-RS1 3.0KW 1.5 inch heater with thermoregulator is suitable to use to heat a spa if you don't have a boiler.
 
This heater is nicely compact in size & comes complete with an auto hi-limit safety shut off and an adjustable thermostat allowing you to set your desired temperature without the worry of the water over heating. Simple and easy to install.
 
Ideal For
This spa heater is an ideal way to keep the spa water warmer for longer periods of time.
 
Sensor compatibility
Sensor built in, the heater is controlled by a thermoregulator on the side of the module.

Required flow rate 
Set by the pressure switch, this switch will need to be pressurised, if it runs straight to a big bore outlet with no bends, there will be no back pressure and it may not work. Pressure switch operated by an extra cord.
 
High-limit thermal cutout built in. This unit is rated IPX5 and has CE approval.
 
Connections & Fixings
1.5" white plastic female sockets to connect to plumbing
 
Please Note: All electrical spare parts MUST be fitted by a qualified electrician or Hot tub Engineer