Starting at $65.00
Starting at $58.50

Usually ships in 3-5 business days [?]

Need Help? Call 1-800-884-4967
Mo-Th 8am to 5:30pm. Fr 8am to 5pm ET

This product is an accessory for the following products:

Testo 645 Humidity Meter
Long-term stable, highly accurate humidity sensor, data analysis using comSoft 3
$809.00
$728.10
Testo Dew Point HPD Probe
Standard compressed air pressure dew point HPD probe, 300 mm length
$1,916.00
$1,724.40
Testo High Humidity Level Probe
High humidity level probe w/ heated sensor element, no humidity on sensor
$1,193.00
$1,073.70
Testo Humidity / Temperature Immersion / Penetration Probe
For equilibrium moisture or for measurements in exhaust ducts to +120°C,
$868.00
$781.20
Testo Humidity / temperature probe
± 2%RH, probe Ø 21 mm, 0 to +100 %RH, -4 to 158°F / -20 to +70°C
$567.00
$510.30
Testo Humidity and Pressure Probes
Humidity and pressure probes for Testo 400 & Testo 650 reference meters
$316.00
$284.40
Testo HUMIDITY-MOISTURE Probes
High temperature/humidity, Flexible humidity probe and Water activity (aW) probe
$1,385.00
$1,246.50
Testo Immersion probe Type K
Immersion probe Type K
$165.00
$148.50
Testo Precision HPD Probe
-40° to 122°F dew point
$2,299.00
$2,069.10
Testo Temperature Probes
Pt100 immersion / penetration probe or flexible immersion probe
$532.00
$478.80
Testo Temperature Probes
Surface probe and high temp probe options available
$215.00 to $229.00
Testo 400 Reference Meter & Logger
Multi-function reference instrument with data logging and PC communications
RETIRED
Testo 650 Humidity Meter
Reference class humidity measuring instrument with an accuracy of ±0.01 AW
RETIRED
Testo Surface Probe
Surface probe Pt100 or temperature surface probe thermocouple
RETIRED

The Testo probe connection cable is available in 5 or 16 foot lengths and used to connect to the Testo 400 & Testo 645 meters. This connection cable is required for multiple probes used with the Testo 400 & Testo 645 meters. Please refer to the data sheet for more details.