Memmert WNB 7 waterbath

Memmert WNB 7 waterbath
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Memmert WNB 7 waterbath offers a combination of corrosion-resistant stainless steel, precise electronics that guarantee the highest degree of safety for the lab

The combination of corrosion-resistant stainless steel, precise electronics and multiple temperature protection guarantees the highest level of safety in the laboratory for our waterbath


  • microprocessor PID-temperature controller with integrated autodiagnostic system with fault indicator
  • solid state switching unit
  • one Pt100 sensor class A in 4-wire-circuit
  • integrated digital timer from 1 min. to 99,59 hours for:
  • ON continuous operation
  • WAIT (delayed on for continuous and limited timed operation)
  • HOLD
  • digital display (LED) of set and actual temperature (0,1 °C resolution) and of (remaining) programme time
  • LEDs for indication of programme status

Overtemparature protection (double)

  • in case of overtemperature due to failure, the heating is switched off at approx. 10 °C above the set temperature (fixed value)
  • mechanical temperature limiter TB protection class 1 switching the heating off at approx. 30 °C above max. temperature of the bath

Textured stainless steel casing

  • l x w x h: 468 x 356 x 238 mm
  • material 1.4301 (ASTM 304), corrosion resistant

Interior - Heating concept

  • l x w x h: 240 x 210 x 140 mm, 7 l
  • easy-to-clean interior, made of stainless steel, reinforced by deep drawn ribbing, material no. 1.4301 (ASTM 304), laser-welded
  • corrosion-proof large-area heating on three sides

Temparature range

  • from +10 °C (however, at least 5 °C above ambient) up to +95 °C with additional boiling mode (+100 °C)

Voltage / Power rating

  • 230 V (+/- 10%), 50/60 Hz
  • ca. 1.200 W (during heating)

Packing data

  • net weight approx. 11 kg
  • gross weight carton approx. 14 kg
  • dimensions approx.:
  • carton w x h x d: 57 x 45 x 42 cm
  • the appliances must be transported upright
36 cm
25 cm
47 cm
14 kg