Testo 400 & 454: Humidity Probes & Accessories


Item # Item Name List Price
0554 0640 Sintered cap 21mm diameter $56.00
0554 0647 Stainless sintered cap Ø 12 mm for high flow velocity or in contaminated air. G1, M01 $52.00
0554 0660 Salt solutions for checking RH probe perfromance, 11.3% and 75.3% RH, w/ adapter for humidity probe $337.00
0554 0666 Teflon sintered filter (21mm) diam. $69.00
0554 0755 Sensor metal protective cap (slotted), Ø 12 mm, flow velocities of < 7 m/s, especially suited to cleanrooms, not suitable for dusty or high humidity environments G4, M04 $70.00
0554 0756 Teflon sintered filter, Ø 12 mm, corrosive substances, high RH, high velocity. G3, M03 $62.00
0554 0757 Cap with wire mesh filter, Ø 12 mm, for protection against coarse particles. G2, M02 $90.00
0554 0758 PTFE (Teflon) sintered filter, Ø 12 mm, not affected by condensation, water-repellent, resistant to corrosive substances. Applications: compressed air measurements, high humidity range (continuous measurement), high flow velocities $76.00
0554 1031 PTFE (Teflon) cap, Ø 5 mm, attachable. Applications: dust protection, high humidity level measurements, high flow velocities $77.00
0554 2140 Cap for bore holes for Ø 12 mm humidity probe, used to measure equilibrium moisture in bore holes, set package - 50 units $61.00
0610 9714 High accuracy air probe for air and gas temperature measurements with bare, mechanically protected sensor, tip Ø 9 mm, probe 150 mm, -40 to 266°F / -40 to +130°C, fixed cable $279.00
0614 0240 Smart high accuracy stainless steel temp probe +/-0.05% w/ EEPROM (2), tip Ø 4 mm x 295 mm, -40 to 572°F / -40 to +300°C, requires connection cable 0430 0143 or 0430 0145 (2) $719.00
0628 0012 Surface adapter for Ø 12mm humidity probe (2) $65.00
0628 0013 Flexible RH probe 4.9 ft / 1.5 m length, probe tip 50x19x7mm, 0-100% RH, -4 to 257°F (2) $1,189.00
0628 0022 Flexible humidity probe (does not retain shape), tip Ø 12 mm x 100 mm, probe 1.5 m, - 4 to 356°F / -20 to +180°C (2) $1,469.00
0628 0024 Water activity (aW) probe assembly with measurement container, 0 to +1 aW, 0 to +100 %RH, -4 to 158°F / -20 to +70°C, 9.6 ft / 2.94 m cable $1,659.00
0636 0340 Sword probe for measuring humidity and temperature in stacked material, tip 18 mm x 5 mm, probe length 300 mm, 0 to +100 %RH, -4 to 158°F / -20 to +70°C (2) $989.00
0636 0565 Building material moisture cable, Display values 100 to 66 wet; 0 to 1 very dry, 0 to 100 k Ohm = 100 to 0 % $250.00
0636 2130 Thin humidity probe incl. 4 attachable protection caps for ambient air measurements, measurements in exhaust air ducts and equilibrium moisture measurements, probe Ø 4 mm x 250 mm, 0 to +100 %RH, -4 to 158°F / -20 to +70°C (2) $775.00
0636 2140 Humidity / temperature immersion / penetration probe for equilibrium moisture or for measurements in exhaust ducts to +120°C, probe Ø 12 mm x 300mm, 0 to +100 %RH, -4 to 248°F / -20 to +120°C (2) $865.00
0636 2142 High humidity level probe w/ heated sensor element, no humidity on sensor, probe Ø 12 mm x 300 mm, 0 to +100 %RH, -4 to 185°F / -20 to +85°C (2) $1,199.00
0636 9715 Duct humidity / temperature probe attachable to telescopic handle 0430 9715, probe Ø 12 mm x 180 mm, 0 to +100 %RH, -4 to 158°F / -20 to +70°C, 9.8 ft / 3 m cable $589.00
0636 9740 Standard ambient air probe $509.00
0636 9741 High accuracy ambient air probe up to +70°C, RH (1%) acc., probe Ø 21 mm, 0 to +100 %RH, -4 to 158°F / -20 to +70°C (2) $789.00
0636 9742 Humidity/temperature probe ± 2%RH, probe Ø 21 mm, 0 to +100 %RH, -4 to 158°F / - 20 to +70°C (2) $569.00
0636 9840 Standard compressed air pressure dew point HPD probe, 300 mm length, 0 to +100 %RH, -22 to 122°F / -30 to +50 °C tpd (2) $1,919.00
0636 9841 Precise compressed air pressure dew point HPD probe, 300 mm length, 0 to +100 %RH, -76 to 122°F / -60 to +50 °C tpd (2) $2,309.00