Temperature Compensation Probe

3-in-1 pH / Automatic Temperature Compensation Probe

  • pH Range : 0 to 14
  • Connections: BNC Waterproof

View Quote

Fast response from our specialists

Why buy from Geneq? - find out more

Operate the highly-versatile Thermo Scientific Orion 9107BNMD Triode 3-in-1 pH/Automatic Temperature Compensation Probe in either the field or a plant.

Contains a low-maintenance, gel-filled electrode with built-in ATC.


  • Material: epoxy body for ruggedness
  • pH range: 0 to 14
  • Temperature range: 0° to 90°C
  • Type reference: Ag/AgCl Junction: Wick
  • Has an Ag/AgCl internal reference system, sealed reference

Recommended for use with:

ATC for Orion STAR A111, STAR A121, STAR A211, STAR A221, STAR A321, Dual Star, & Versa Star


110 x 12mm, Cap diameter: 16mm


6 months from date of purchase by Buyer or 12 months from date of shipment from Seller, whichever is earlier.

All Thermo Orion electrodes are available on request.

Body Diameter0.47 in.
12 mm
Cap Diameter16 mm
Length4.7 in.
120 mm
pH Range0 to 14
Reference TypeAg/AgCl
Operating Temperature32° to 194°F
0° to 176°C
ConnectionsBNC Waterproof
Cable Length1.5 m
TypepH/ATC Probe, BNC waterproof connector
For Use WithDual Star
Orion STAR A111
Orion STAR A121
Orion STAR A211
Orion STAR A221
Orion STAR A321
Versa Star