





The HH.S21 series Electric Heating Water Bath can be used for medical colleges to inspect and test pathological serum, as well as for industrial and mining enterprises and scientific research units to provide precise constant temperature and auxiliary heating.
Adopting high-quality steel shell, with electrostatic spray plastic, and stainless steel interior
The temperature control system adopts high-precision sensors and integrated circuits, which are precise and reliable
Equipped with diagnostic functions for key electronic components
| Model | HH.S21-4 | HH.S21-6 | HH.S21-8 |
| Temp. Range [°C] | RT+5~100 | ||
| Temp. Resolution [°C] | 1 | ||
| Temp. Fluctuation [°C] | ±1 | ||
| Power [W] | 800 | 1200 | 1500 |
| Power Supply [V, Hz] | 220, 50 | ||
| Internal Dimensions W×D×H [mm] | 305×305×130 | 470×305×130 | 600×290×120 |
| Housing Dimensions W×D×H [mm] | 345×345×210 | 510×345×210 | 635×320×225 |
| Opening Diameter [mm] | 120 | ||
Factory ADD:No. 55 Zhengfeng Road, Caozili Town, Wuqing District, Tianjin City,China
Tel/Wechat:8618522872961,8613012283680(Whatsapp)
E-mail:CHINAHJHT@outlook.com
Copyright © 2026 Tianjin HJHT Instrument Co.,Ltd