Suitable for solar water heater system 1) Controller for high pressure stand alone model. 2) Temperature dispal Main technical data:1. Dimension: 170mmX128mmX40mm2. Self power consumption: <2W3. Measuring accuracy of temperature: ±2°C4. Temperature range of measurement: 0~99°C5. Power of auxiliary electrical booster ≤2000W ( standard collocation),≤3000W (not standard, selection available)Main ...