VOLTCRAFT replacement diaphragm head DOP-400 (VC-8603690)

Dissolved oxygen probes lose accuracy as their membrane heads wear or foul. This replacement diaphragm head restores the VOLTCRAFT DOP-400 probe to reliable operation by renewing the critical gas-permeable interface.

Who is it for

Laboratory technicians, water quality analysts, and field engineers who use VOLTCRAFT DOP-400 dissolved oxygen meters and need to maintain measurement precision through routine probe servicing.

Main features

• Screw-on replacement head for the DOP-400 dissolved oxygen probe
• Semi-permeable membrane allows selective oxygen diffusion while protecting internal electrodes
• Plastic cap construction resists aqueous environments
• Direct fit for VOLTCRAFT DO-400 series meters
• Single piece per pack

Specifications

• Product type: Replacement part
• Component type: Diaphragm head
• Compatibility: VOLTCRAFT DOP-400 dissolved oxygen probe
• Compatible meter series: VOLTCRAFT DO-400 series
• Measurement principle (probe): Amperometric
• Membrane type: Semi-permeable
• Material (cap): Plastic
• Installation method: Screw-on
• Quantity per pack: 1
• Application environment: Aqueous solutions (e.g., water, wastewater)

Tips

Replace the diaphragm head when readings become unstable or after prolonged use. Ensure the probe is filled with the correct electrolyte solution before installing the new head.