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Ametek - Jofra Dry Blocks

Ametek - Jofra Dry Blocks

Ametek - Jofra Temperature Calibrators

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.

Ametek - Jofra CTC Accuracy to ± 0.2°C; temperature range from -25 to 1205°C . The CTC Series portable temperature calibrator is a fast, timesaving, reliable temperature calibrator designed for on-site use, featuring buttons for switch test and auto stepping.

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Temperature Range
 
-100°C – 155°C
-90°C – 125°C
-45°C – 180°C
-45°C – 155°C
-30°C — 155°C
-25°C – 155°C
-22°C – 155°C
-25°C – 155°C
-10°C – 125°C
28°C – 250°C
28°C – 350°C
33°C – 350°C
33°C – 425°C
28°C – 400°C
28°C – 400°C (IR)
28°C – 660°C
28°C – 650°C
33°C – 660°C
33°C – 700°C
100°C – 1205°C
Specifications
 

Internal Accuracy (°C)

External Accuracy (°C)

Stability (°C)

Resolution (°C)

Type

Insert Diameter (mm)

Immersion Depth (mm)
0.30 0.06 0.030 0.001 Dry 29.7 190
0.30 0.07 0.030 0.01 Dry 29.7 190
0.10 0.04 0.005 0.001 Dry 29.7 160
0.10 0.04 0.005 0.001 Dry 29.7 160
0.10 0.04 0.005 0.001 Dry 29.7 160
0.18 0.06 0.010 0.01 Dry 25.8 160
0.18 0.04 0.010 0.001 Dry/Wet 63.8 180
0.30 0.02 0.040 0.1 Dry 25.8 120
0.50 — 0.050 0.1 Dry 12.5 110
0.28 0.07 0.020 0.001 Dry/Wet 63.5 180
0.45 0.25 0.050 0.01 Dry 25.7 110
0.20 0.08 0.020 0.01 Dry 25.8 150
0.20/0.25 0.13 0.020 0.01 Dry 25.8 150
0.50 — 0.150 0.1 Dry Fixed 105
0.50 — 0.300 0.1 Dry 36.0 —
0.85 0.45 0.080 0.01 Dry 25.7 110
0.65 0.45 0.050 0.01 Dry 25.7 190
0.30 0.15 0.040 0.01 Dry 24.8 150
0.29 0.11 0.020 0.001 Dry 29.8 200
2.00 2.00 0.100 0.01 Dry 27.0 137
Functions
 

External Ref. Sensor

Sensor Under Test Input*

Dynamic Load Compensation

Clamp Calibration

Set Follows True

Autostep

Switch Test

Patented Technology
      —       X,Y
    — —       X
      —       Y
      —       Y
              Y
    — —       —
      —       Y
  — — —       —
— — — — —   — —
              Y
  — —         —
    —         Z
    —         Z
— — — —   — — —
— — — —   — — —
  — —         —
  — —         —
    —         Z
              Y,Z
  — —         —
Model
 
RTC-159
PTC-125
RTC-187
RTC-157
RTC-156
PTC-155
RTC-158
CTC-155
ETC-125
RTC-250
CTC-350A
PTC-350
PTC-425
ETC-400
ETC-400R
CTC-660A
CTC-652
PTC-660
RTC-700
CTC-1205
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  1. Ametek - Jofra RTC700 Reference Temperature Calibrator, 33
    Ametek - Jofra RTC700 Reference Temperature Calibrator

    Reference Temperature Calibrator, 33°C to 700°C
    Order #: RTC700
    Mfg #: RTC700
    Availability: Item ships in about 2 Weeks
    Special Price $10,184.64 Regular Price $10,609.00
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    Reference Temperature Calibrator, 33°C to 700°C

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  2. Ametek - Jofra RTC158 Reference Temp Calibrator, -22C to 155 C Basic 115VAC
    Ametek-Jofra RTC158 Reference Temperature Calibrator

    Reference Temp Calibrator, -22C to 155 C Basic 115VAC
    Order #: RTC158
    Mfg #: RTC158
    Availability: Item ships in about 2 Weeks
    Special Price $12,978.24 Regular Price $13,519.00
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    Reference Temp Calibrator, -22C to 155 C Basic 115VAC

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  3. Ametek Jofra RTC-157
    Ametek-Jofra RTC157 Reference Temperature Calibrator

    Reference Temp Calibrator -45 to 155C, 115VAC
    Order #: RTC157
    Mfg #: RTC157
    Availability: In stock
    Special Price $11,169.60 Regular Price $11,635.00
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    Reference Temp Calibrator -45 to 155C, 115VAC

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  4. Ametek Jofra RTC-159
    Ametek - Jofra RTC159 Reference Temperature Calibrator

    Reference Temp Calibrator, -100C to 155C
    Order #: RTC159
    Availability: Item ships in about 3-4 Weeks
    Special Price $21,803.66 Regular Price $22,478.00
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    Reference Temp Calibrator, -100C to 155C

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  5. Ametek Jofra RTC-156
    Ametek - Jofra RTC156 Reference Temperature Calibrator

    Reference Temp Calibrator -30C to 155C 115VAC
    Order #: RTC156
    Availability: Item ships in about 3 - 4 Weeks
    Special Price $10,110.31 Regular Price $10,423.00
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    Reference Temp Calibrator -30C to 155C 115VAC

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  6. Ametek CTC660
    Ametek - Jofra CTC660 Dry Block Calibrator

    Ametek CTC660 Compact Temperature Calibrator
    Order #: CTC660
    Availability: Item ships in about 3-4 Weeks
    Special Price $4,038.11 Regular Price $4,163.00
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    Ametek CTC660 Compact Temperature Calibrator

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  7. Ametek CTC350 Compact Temperature Calibrator
    Ametek-Jofra CTC350 Compact Temperature Calibrator

    Dryblock Calibrator 28°C to 350°C
    Order #: CTC350
    Availability: In stock
    Special Price $4,159.36 Regular Price $4,288.00
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    Dryblock Calibrator 28°C to 350°C

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  8. Ametek-Jofra PTC-125 Professional Temperature Calibrator
    Ametek-Jofra PTC-125 Professional Temperature Calibrator

    Temperature Calibrator -90 to 125C
    Order #: PTC125
    Mfg #: PTC125
    Availability: Item ships in about 2 Weeks
    Special Price $17,442.54 Regular Price $17,982.00
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    Temperature Calibrator -90 to 125C

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  9. Ametek - Jofra RTC250
    Ametek - Jofra RTC250 Reference Temperature Calibrator

    Reference Temperature Calibrator, 28C to 250C 115VAC
    Order #: RTC250
    Mfg #: RTC250
    Availability: Item ships in about 3 Weeks
    Special Price $13,113.43 Regular Price $13,519.00
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    Reference Temperature Calibrator, 28C to 250C 115VAC

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  10. Ametek-Jofra CTC652 Compact Temperature Calibrator
    Ametek-Jofra CTC652 Compact Temperature Calibrator
    Order #: CTC652
    Availability: In stock
    Special Price $6,212.85 Regular Price $6,405.00
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  11. RTC187
    Ametek-Jofra RTC187 Reference Temperature Calibrator

    Reference Temperature Calibrator, -45°C to 180°C
    Order #: RTC187
    Mfg #: RTC187
    Availability: Item ships in about 2 Weeks
    Special Price $12,288.00 Regular Price $12,800.00
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    Reference Temperature Calibrator, -45°C to 180°C

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  12. Ametek - Jofra CTC155 Dry Block Calibrator -25 to 155°C
    Ametek-Jofra CTC155 Compact Temperature Calibrator

    Dry Block Calibrator, -25C to 155C
    Order #: CTC155
    Availability: Item ships in about 3 - 4 Weeks
    Special Price $4,599.74 Regular Price $4,742.00
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    Dry Block Calibrator, -25C to 155C

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  13. Ametek CTC-1205 Dry Block Compact Temperature Calibrator (100 to 1205C)
    Ametek - Jofra CTC1205 Compact Temperature Calibrator

    Dry Block Temp Calibrator 100 to 1205°C
    Order #: CTC1205
    Availability: In stock
    Special Price $7,998.62 Regular Price $8,246.00
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    Dry Block Temp Calibrator 100 to 1205°C

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  14. Ametek CTC-1205 Dry Block Compact Temperature Calibrator (100 to 1205C)
    Ametek - Jofra CTC-1205-A-115-B-XXX-F Dry Block Compact Temperature Calibrator (100 to 1205 C)
    Order #: CTC-1205-A-115-B-XXX-F
    Mfg #: CTC-1205-A-115-B-XXX-F
    Availability: Item ships in about Ships in 2-3 weeks
    Special Price $7,998.62 Regular Price $8,246.00
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    Dry Block Compact Temperature Calibrator (100 to 1205 C) Learn More
  15. Ametek CTC-1205 Dry Block Temp Calibrator 100 - 1205C w/Reference Sensor Input
    Ametek-Jofra CTC-1205-C-115-B-Non-F-CX Dry Block Temp Calibrator 100 - 1205 C w/Reference Sensor Input
    Order #: CTC-1205-C-115-B-Non-F-CX
    Mfg #: CTC-1205-C-115-B-Non-F-CX
    Availability: Item ships in about 2-3 weeks
    $9,825.00
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    Dry Block Temp Calibrator 100 - 1205 C w/Reference Sensor Input Learn More
  16. Ametek CTC-1205 Dry Block Temp Calibrator 100 - 1205C w/Reference Sensor Input
    Ametek - Jofra CTC-1205-C-115-B-XXX-F-CX Dry Block Temp Calibrator 100 - 1205 C w/Reference Sensor Inpu
    Order #: CTC-1205-C-115-B-XXX-F-CX
    Mfg #: CTC-1205-C-115-B-XXX-F-CX
    Availability: Item ships in about Ships in 2-3 weeks
    Special Price $10,312.07 Regular Price $10,631.00
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    Dry Block Temp Calibrator 100 - 1205 C w/Reference Sensor Inpu Learn More
  17. Ametek CTC-1205 Dry Block Temp Calibrator 100 - 1205C w/Reference Sensor Input
    Ametek - Jofra CTC-1205-C-115-B-XXX-F Dry Block Temp Calibrator 100 - 1205 C w/Reference Sensor Inpu
    Order #: CTC-1205-C-115-B-XXX-F
    Mfg #: CTC-1205-C-115-B-XXX-F
    Availability: Item ships in about Ships in 2-3 weeks
    Special Price $9,801.85 Regular Price $10,105.00
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    Dry Block Temp Calibrator 100 - 1205 C w/Reference Sensor Inpu Learn More
  18. Ametek CTC-1205 Dry Block Compact Temperature Calibrator (100 to 1205C)
    Ametek-Jofra CTC-1205-A-115-B-non-F-CX

    Dry Block Compact Temperature Calibrator (100 to 1205 C)
    Order #: CTC-1205-A-115-B-non-F-CX
    Mfg #: CTC-1205-A-115-B-non-F-CX
    Availability: Item ships in about 2-3 weeks
    $8,005.00
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    Dry Block Compact Temperature Calibrator (100 to 1205 C)

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  19. Ametek CTC-1205 Dry Block Compact Temperature Calibrator (100 to 1205C)
    Ametek - Jofra CTC-1205-A-115-B-XXX-CX Dry Block Compact Temperature Calibrator (100 to 1205 C)
    Order #: CTC-1205-A-115-B-XXX-CX
    Mfg #: CTC-1205-A-115-B-XXX-CX
    Availability: Item ships in about Ships in 2-3 weeks
    Special Price $9,003.54 Regular Price $9,282.00
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    Dry Block Compact Temperature Calibrator (100 to 1205 C) Learn More
  20. Ametek - Jofra PTC660C115BVVVWWYYYZZZUU PTC660 Temperature Calibrator C Model, 115 VAC, Standard
    Ametek - Jofra PTC660C115BVVVWWYYYZZZUU PTC660 Temperature Calibrator C Model, 115 VAC, Standard
    Order #: PTC660C115BVVVWWYYYZZZUU
    Mfg #: PTC660C115BVVVWWYYYZZZUU
    Availability: Item discontinued
    Special Price $12,039.15 Regular Price $12,411.50
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    PTC660 Temperature Calibrator C Model, 115 VAC, Standard Learn More
  21. Ametek - Jofra PTC660B115BVVVWWYYYZZZUU PTC660 Temperature Calibrator B Model, 115 VAC, Standard
    Ametek - Jofra PTC660B115BVVVWWYYYZZZUU PTC660 Temperature Calibrator B Model, 115 VAC, Standard
    Order #: PTC660B115BVVVWWYYYZZZUU
    Mfg #: PTC660B115BVVVWWYYYZZZUU
    Availability: Item discontinued
    Special Price $12,607.64 Regular Price $12,997.57
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    PTC660 Temperature Calibrator B Model, 115 VAC, Standard Learn More
  22. Ametek - Jofra PTC660A115BVVVWWYYYZZZUU PTC660 Temperature Calibrator A Model, 115 VAC, Standard
    Ametek - Jofra PTC660A115BVVVWWYYYZZZUU PTC660 Temperature Calibrator A Model, 115 VAC, Standard
    Order #: PTC660A115BVVVWWYYYZZZUU
    Mfg #: PTC660A115BVVVWWYYYZZZUU
    Availability: Item discontinued
    Special Price $10,359.66 Regular Price $10,680.07
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    PTC660 Temperature Calibrator A Model, 115 VAC, Standard Learn More
  23. Ametek - Jofra PTC425C115BVVVWWYYYZZZUU PTC425 Temperature Calibrator C Model, 115 VAC, Standard
    Ametek - Jofra PTC425C115BVVVWWYYYZZZUU PTC425 Temperature Calibrator C Model, 115 VAC, Standard
    Order #: PTC425C115BVVVWWYYYZZZUU
    Mfg #: PTC425C115BVVVWWYYYZZZUU
    Availability: Item discontinued
    Special Price $11,233.88 Regular Price $11,581.32
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    PTC425 Temperature Calibrator C Model, 115 VAC, Standard Learn More
  24. Ametek - Jofra PTC425B115BVVVWWYYYZZZUU PTC425 Temperature Calibrator B Model, 115 VAC, Standard
    Ametek - Jofra PTC425B115BVVVWWYYYZZZUU PTC425 Temperature Calibrator B Model, 115 VAC, Standard
    Order #: PTC425B115BVVVWWYYYZZZUU
    Mfg #: PTC425B115BVVVWWYYYZZZUU
    Availability: Item discontinued
    Special Price $11,802.36 Regular Price $12,167.39
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    PTC425 Temperature Calibrator B Model, 115 VAC, Standard Learn More
  25. Ametek - Jofra PTC425A115BVVVWWYYYZZZUU PTC425 Temperature Calibrator A Model, 115 VAC, Standard
    Ametek - Jofra PTC425A115BVVVWWYYYZZZUU PTC425 Temperature Calibrator A Model, 115 VAC, Standard
    Order #: PTC425A115BVVVWWYYYZZZUU
    Mfg #: PTC425A115BVVVWWYYYZZZUU
    Availability: Item discontinued
    Special Price $9,154.75 Regular Price $9,437.89
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    PTC425 Temperature Calibrator A Model, 115 VAC, Standard Learn More
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