
Ametek - Jofra Dry Blocks


Because calibration is a matter of confidence
Ametek - JOFRA is a world leading manufacturer and developer of calibration instruments for temperature calibrators, dry blocks and portable liquid baths.
Ametek - JOFRA invented the portable high-precision dry-block temperature calibrators and continue to develop many industry firsts over the past 35 years. JOFRA is known for its "advanced simplicity" which means that the calibrators are extremely easy to use while offering very advanced temperature measurement.
Some of the features that make JOFRA temperature calibrators unique are:
- Cover a very broad temperature range.
- Mechanically long-lasting design.
- Full overview of calibration with all important information directly on the display.
- The most intuitive and easy-to-use calibrators.
- Free calibration software supplied with all temperature calibrators.
- Flexible program: Dry-blocks and dry-block/liquid bath combination units.
- Fast heating and cooling as well as short time to stability.
- Easy to carry.
Which JOFRA Calibrator is the Right Choice for You?
JOFRA offers a large range of dry block and dry-block/liquid bath combination temperature calibrators in different price ranges depending on your specific need. Below is an overview of what each JOFRA series can offer. Click on the JOFRA series that is right for you and dive into the detailed information about each model in the series. For a quick overview of all models and specifications click here.

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Ametek - Jofra RTC700 Reference Temperature Calibrator Reference Temperature Calibrator, 33°C to 700°C
Order #: RTC700 Mfg #: RTC700 Availability: Ships in 2 Weeks $10,927.00Reference Temperature Calibrator, 33°C to 700°C Learn More -
newAmetek-Jofra RTC158 Reference Temperature Calibrator Reference Temp Calibrator, -22C to 155 C Basic 115VAC
Order #: RTC158 Mfg #: RTC158 Availability: Ships in 2 Weeks $13,925.00Reference Temp Calibrator, -22C to 155 C Basic 115VAC Learn More -
Ametek-Jofra RTC157 Reference Temperature Calibrator Reference Temp Calibrator -45 to 155C, 115VAC
Order #: RTC157 Mfg #: RTC157 Availability: Ships in 2-3 Weeks $11,984.00Reference Temp Calibrator -45 to 155C, 115VAC Learn More -
Ametek - Jofra RTC159 Reference Temperature Calibrator Reference Temp Calibrator, -100C to 155C
Order #: RTC159 Availability: Ships in 3-4 Weeks $23,152.00Reference Temp Calibrator, -100C to 155C Learn More -
Configurable!Ametek - Jofra RTC156 Reference Temperature Calibrator Reference Temp Calibrator -30C to 155C 115VAC
Order #: RTC156 Availability: Ships in 3-4 Weeks $10,736.00Reference Temp Calibrator -30C to 155C 115VAC Learn More -
Configurable!Ametek - Jofra CTC660 Dry Block Calibrator Ametek CTC660 Compact Temperature Calibrator
Order #: CTC660 Availability: Ships in 3-4 Weeks $4,654.00Ametek CTC660 Compact Temperature Calibrator Learn More -
Configurable!Ametek-Jofra CTC350 Compact Temperature Calibrator Dryblock Calibrator 28°C to 350°C
Order #: CTC350 Availability: Ships in 2-3 Weeks $4,417.00Dryblock Calibrator 28°C to 350°C Learn More -
Ametek-Jofra PTC-125 Professional Temperature Calibrator Temperature Calibrator -90 to 125C
Order #: PTC125 Mfg #: PTC125 Availability: Ships in 2 Weeks $18,521.00Temperature Calibrator -90 to 125C Learn More -
Ametek - Jofra RTC250 Reference Temperature Calibrator Reference Temperature Calibrator, 28C to 250C 115VAC
Order #: RTC250 Mfg #: RTC250 Availability: Ships in 3 Weeks $13,925.00Reference Temperature Calibrator, 28C to 250C 115VAC Learn More -
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Ametek-Jofra RTC187 Reference Temperature Calibrator Reference Temperature Calibrator, -45°C to 180°C
Order #: RTC187 Mfg #: RTC187 Availability: Ships in 2 Weeks $13,184.00Reference Temperature Calibrator, -45°C to 180°C Learn More -
Configurable!Ametek-Jofra CTC155 Compact Temperature Calibrator Dry Block Calibrator, -25C to 155C
Order #: CTC155 Availability: Ships in 3-4 Weeks $4,884.00Dry Block Calibrator, -25C to 155C Learn More -
Configurable!Ametek - Jofra CTC1205 Compact Temperature Calibrator Dry Block Temp Calibrator 100 to 1205°C
Order #: CTC1205 Availability: In stock $8,493.00Dry Block Temp Calibrator 100 to 1205°C Learn More -
Ametek - Jofra PTC155B115BVVVWWYYYZZZUU PTC155 Temperature Calibrator B Model, 115 VAC, Standard
Order #: PTC155B115BVVVWWYYYZZZUU Mfg #: PTC155B115BVVVWWYYYZZZUU Availability: Ships in 3-4 Weeks Special Price $12,070.68 Regular Price $12,444.00PTC155 Temperature Calibrator B Model, 115 VAC, Standard Learn More -
Ametek - Jofra PTC155A115BVVVWWYYYZZZUU PTC155 Temperature Calibrator A Model, 115 VAC, Standard
Order #: PTC155A115BVVVWWYYYZZZUU Mfg #: PTC155A115BVVVWWYYYZZZUU Availability: Ships in 3-4 Weeks Special Price $9,882.36 Regular Price $10,188.00PTC155 Temperature Calibrator A Model, 115 VAC, Standard Learn More -
Ametek - Jofra PTC660A Professional Temperature Calibrator 33 to 660C 115VAC
Order #: PTC660A115BM06FX Mfg #: PTC660A115BM06F Availability: Ships in 2-3 weeks Special Price $8,026.75 Regular Price $8,275.00Professional Temperature Calibrator 33 to 660C 115VAC Learn More -
Ametek - Jofra PTC660B115BM02XXF Temperature Calibrator, 91 to 1220F, full model 115VAC
Order #: PTC660B115BM02XXF Mfg #: PTC660B115BM02XXF Availability: Ships in 2-3 weeks Special Price $11,318.93 Regular Price $11,669.00Temperature Calibrator, 91 to 1220F, full model 115VAC Learn More -
Ametek - Jofra PTC155A115BNONXXF Professional Temp Calibrator Basic model -13 to 311F
Order #: PTC155A115BNONXXF Mfg #: PTC155A115BNONXXF Availability: Ships in 2-3 weeks Special Price $7,764.85 Regular Price $8,005.00Professional Temp Calibrator Basic model -13 to 311F Learn More -
Ametek - Jofra MTC650A115BM01FC Marine Temperature Calibrators
Order #: MTC650A115BM01FC Mfg #: MTC650A115BM01FC Availability: Ships in 2-3 weeks Special Price $5,141.97 Regular Price $5,301.00Marine Temperature Calibrators Learn More -
Ametek - Jofra PTC125B115BSIXU1R16HSTR Temperature Calibrator -90 to 125C
Order #: PTC125B115BSIXU1R16HSTR Mfg #: PTC125B115BSIXU1R16HSTR Availability: Ships in 2-3 weeks Special Price $23,200.46 Regular Price $23,918.00Temperature Calibrator -90 to 125C Learn More -
Ametek - Jofra 100194 5 High Temp Blank Tubes CTC650A
Order #: 100194 Mfg #: 100194 Availability: Ships in 3-4 weeks Special Price $330.77 Regular Price $341.005 High Temp Blank Tubes CTC650A Learn More -
Ametek - Jofra 128537 Carrying case for RTC Model 700
Order #: 128537 Mfg #: 128537 Availability: Ships in 2-3 weeks Special Price $1,085.43 Regular Price $1,119.00Carrying case for RTC Model 700 Learn More -
Ametek - Jofra 128492 Metric Insert Kit - 14 inserts, 3mm to 16mm PTC/RTC
Order #: 128492 Mfg #: 128492 Availability: Ships in 2-3 weeks Special Price $2,429.85 Regular Price $2,505.00Metric Insert Kit - 14 inserts, 3mm to 16mm PTC/RTC Learn More -
Ametek - Jofra 128491 9 imperial inserts both references RTC/PTC
Order #: 128491 Mfg #: 128491 Availability: In stock Special Price $1,563.64 Regular Price $1,612.009 imperial inserts both references RTC/PTC Learn More -
Ametek - Jofra 128488 Metric, Probe diameter 14 mm, DLC & Refence Holes
Order #: 128488 Mfg #: 128488 Availability: Ships in 2-3 weeks Special Price $213.40 Regular Price $220.00Metric, Probe diameter 14 mm, DLC & Refence Holes Learn More