... Heater, with controller, wilo pump, two pipes, flowmeter, thermometere... Solar Working Station / Solar Work Station for Solar Water Heater/Solar Water ... time. Temperature sensors are packed in a tube, Do not need to turn off any parts when replace it.9 ... Heat preservation material:EPS11. Screw thread:1/2inch.12. Maximum working temperature of pipeline:flow trip(manometer side)150oCreturn trip(pump ...