Temperature Sensors
Reference sensors, DLC probes, and temperature modules used with dry-wells, baths, and readouts — JOFRA, Additel, and related lines.
Role of the reference sensor
A temperature calibrator creates the environment; the **reference probe** (or the calibrator’s internal sensor) is what you trust for comparison. Better probes and proper immersion improve uncertainty.
Common types
- **Reference RTDs / SPRTs** — low uncertainty laboratory and industrial references.
- **Thermocouples** — higher temperatures and rugged industrial checks.
- **DLC / special probes** — application-specific inserts and sensors called out by OEM.
- **Temperature modules** — plug-in sensors for multifunction platforms.
Selection tips
Match **diameter and length** to your dry-well insert, confirm the **connector** on your readout, and pick a range that covers the UUT with margin.
Calibration
Reference sensors and modules can usually ship with **ISO/IEC 17025 accredited calibration**. Request points that match your procedure.
24 products found
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Brand pages: Crystal · JOFRA · REED Instruments

Crystal
Crystal ATMi Series Advanced Temperature Module Intrinsically Safe
ATMiSeries
From $107.00

JOFRA
JOFRA DLC Dynamic Load Compensation Sensor
DLC
From $1,398.00

JOFRA
JOFRA STS-050 Reference Sensor
STS050
From $49.00

JOFRA
JOFRA STS-100 Reference Sensor
STS100
From $49.00

JOFRA
JOFRA STS-102 Reference Sensor
STS102
From $1,436.00

JOFRA
JOFRA STS-120 Reference Sensor
STS120
From $1,876.00

JOFRA
JOFRA STS-150 Reference Sensor
STS150
From $1,876.00

JOFRA
JOFRA STS-200 Reference Sensor
STS200
From $2,252.00

JOFRA
JOFRA STS-TC Thermocouple Reference Sensor
STSTC
From $1,160.00

REED Instruments
Reed 87P6 PROBE
87P6
$39.00

REED Instruments
Reed LS-181 Connector
LS-181
$6.00

REED Instruments
Reed LS-182 Connector
LS-182
$7.00
R
REED Instruments
Reed R2450SD-RTD PROBE
R2450SD-RTD
$189.00

REED Instruments
Reed R2920 PROBE
R2920
From $79.00

REED Instruments
Reed R2930 PROBE
R2930
From $99.00

REED Instruments
Reed R2940 PROBE
R2940
From $89.00

REED Instruments
Reed R2950 PROBE
R2950
From $79.00

REED Instruments
Reed R2960 PROBE
R2960
From $79.00

REED Instruments
Reed R2970 PROBE
R2970
From $47.00

REED Instruments
Reed R2980 PROBE
R2980
From $47.00

REED Instruments
Reed R2990 Thermocouple Adapter
R2990
$9.00

REED Instruments
Reed R3000SD-ATC PROBE
R3000SD-ATC
$62.00

REED Instruments
Reed TP-01 Beaded Wire Probe
TP-01
From $16.00

REED Instruments
Reed TP-R01 PROBE
TP-R01
$95.00