Premium listings

• 
  Pharmaceutical Lyophilizer Freeze Dryer For Pilot Plant

  Chemical Processing - Nanjing Hjchem Equipment Co.,Ltd - China - July 29, 2025 - 3500.00 Dollar US$

  Introducing the next-generation Pharmaceutical Lyophilizer Freeze Dryer for Pilot Plant – engineered to bridge R&D and full-scale production with unmatched reliability. Designed for biotech firms, CDMOs, and research facilities, this GMP-complian...

• 
  Small Home Freeze Dryer Machine For Food

  Chemical Processing - Nanjing Hjchem Equipment Co.,Ltd - China - July 29, 2025 - 3500.00 Dollar US$

  Meet the ultimate Small Home Freeze Dryer Machine for Food – your compact kitchen powerhouse designed to lock in nutrition, flavor, and freshness in everyday meals, garden harvests, or emergency supplies. Tray area: 0.1㎡, 0.4㎡, 0.6㎡ Cold trap tempera...

maytech brushless controller esc programming card Photos Catalog - page 99 - WorldBid B2B Market

• 
  Ph 221 Digital Temperature Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Measuring range pH 0.00 ~ 14.00 pH Temp 0～50℃ (32℉-122℉) Resolution pH 0.01 pH Temp 0.1℃ (0.2℉) Accuracy pH ±0.02pH Temp ±0.5℃ Display pH 4-digital LCD Temp 3-digital LCD Automatic Temperature Compensation 0 ~ 50°C Calibration 2 points with auto buff...

• 
  Kl 803 Digital Ph Orp Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Digital pH-ORP controller with large size LED display for easy reading. High input impedance avoid measuring error. Built in SLOPE and CAL. adjust knob, easy for single point or two points pH calibration. "PH - ORP" control, the relay "PH" when measu...

• 
  Kl 200 Digital Orp Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model KL-200 Measuring range 0~±1999mV Accuracy ±0.1â„…+2 digits Resolution 1mV Set Range -500~500mV Relay contact AC220V/5A Environment Temperature:0~50℃ Humidity<95â„… Display 4-digital LED Input Impedance 1012Ω Power Supply 110Vor220V±10â„…50/60Hz ±2...

• 
  Kl 201 Digital Ph Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model KL-201 Measuring range 0.00~14.00PH Accuracy ±(0.1%+2 digits) after calibration Resolution 0.01PH Set Range 3.50～10.50PH Environment Temperature:0~50℃ Humidity<95℅ Power Supply 220V±10℅ 50Hz±2℅ Dimensions 150mm×85mm×40mm Weight 580g

• 
  Kl 201w Waterproof Ph Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model KL-201W(waterproof) Measuring range 0.00~14.00PH Accuracy ±(0.1%+2 digits) after calibration Resolution 0.01PH Set Range 3.50～10.50PH Environment Temperature:0~50℃ Humidity<95℅ Power Supply 220V±10℅ 50Hz±2℅ Dimensions 165mmx158mmx121mm Weigh...

• 
  Ph 211 Digital Controller Backlit Display

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Measuring range 0.00~14.00PH Accuracy ±(0.1%+2 digits) after calibration Resolution 0.01PH Set Range 3.50～10.50PH Environment Temperature:0~50℃ Humidity<95℅ Power Supply 220V±10℅ 50Hz±2℅ Dimensions 130mm×65mm×40mm Weight 600g

• 
  Kl 203 Digital Ph Orp Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Dual monitoring of pH and ORP in large LED display and single control of either pH or ORP. Highly accurate. Digital pH-ORP controller with large size LED display for easy reading. High input impedance avoid measuring error. Built in SLOPE and CAL. ad...

• 
  Kl 206 Digital Orp Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model KL-206 Measuring range 0~±1999mV Accuracy ±5 mV Resolution 1mV Set Range -500～500mV Environment Temperature:0~50℃ Humidity<95℅ Power Supply 220V±10℅ 50Hz±2℅ Dimensions 150mm×85mm×40mm Weight 580g




• 
  Kl 208 Digital Conductivity Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model KL-208 Measuring range 0~1999us/cm, 0~199.9mS Accuracy ±(1.5%+2 digits) after calibration Resolution 1us, 0.1mS Set Range 0~1000us, 0~100.0mS Environment Temperature:0~50℃ Humidity<95℅ Power Supply 220V±10℅ 50Hz±2℅ Dimensions 150mm×85mm×40mm

• 
  Kl 301 Digital Ph Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model KL-301 Measuring range 0.00~14.00PH Accuracy ±0.1%+2 digits Resolution 0.01PH Set Range 3.50～10.50PH Environment Temperature:0~50℃ Humidity<95℅ Power Supply 220V±10℅ 50Hz±2℅ Dimensions 160mm×102mm×40mm Weight 772g

• 
  Kl 306 Digital Orp Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model KL-306 Measuring range -1999~1999mV Accuracy ±5 mV Resolution 1mV Set Range -500～500mV Environment Temperature:0~50℃ Humidity<95℅ Power Supply 220V±10℅ 50Hz±2℅ Dimensions 160mm×102mm×40mm Weight 772g

• 
  Ph 803w Wifi803 Internet Of Thingsorp Controller

  Equipment - Electrical - Assemblies - Kelilong Electron Co.,Ltd - China - August 12, 2025 - 1.00 Dollar US$

  Model PH-803W Measuring range PH 0.00~14.00PH ORP -1999~1999mV Accuracy PH ±0.05PH ORP ±5 mV Resolution PH 0.01PH ORP 1mV Setting control range PH 0.00～19.99PH ORP -1999~1999mV Operating environment temperature:0～50℃, humidity<95℅ Display s 4-posi...