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Bimetal Thermometers
Get dependable temperature readings with our rugged bimetal thermometers. Designed for direct, on-site measurement, these thermometers use a simple yet reliable bimetallic coil to provide accurate readings without the need for power or electronics. Our selection includes back-connected, bottom-connected, and adjustable-angle bimetal thermometers, available in a variety of dial sizes, stem lengths, and temperature ranges. Perfect for HVAC systems, food and beverage processing, water treatment, boilers, and general industrial equipment, they deliver reliable monitoring in demanding environments. With durable stainless-steel construction, easy installation, and trusted-brand performance, our bimetal thermometers provide long service life, consistent accuracy, and low-maintenance operation wherever rugged temperature measurement is required.
Filters 14,496 Results
14,496 items
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The Dwyer - G-0-150C-21/2-1/4 is a Hermetically Sealed Thermometer featuring 1.73 " Dial, 1/4 " NPT, 1 °, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, and SS. It is rated for a temperature range of 0 °C to 150 °C. Part of the G Series. Sold individually.
$95.54
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - DP8891 is a Digital Thermometer with Probe featuring Waterproof, Locking Mini Phone Plug, Alkaline, and 1500 mm (59 "). Temperature ranges include 0 °C to 50 °C, ± 1 °C Accuracy, and 0.1 °C (0.1 °F) Resolution. Part of the DP8891 Series. Sold individually.
$270.82
Should ship between 12 Sep and 19 Sep
Subject to factory lead times
The Dwyer - K-79-3 is a Thin-Stem Pocket Thermometer featuring Handheld, 1 " Dial, 1 % of Scale, 0.142 " x 5 ", and 18.6 g (0.65 oz). It is rated for a temperature range of 0 °F to 220 °F. Sold individually.
$36.12
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - K-79-2 is a Thin-Stem Pocket Thermometer featuring Handheld, 1 " Dial, 1 % of Scale, 0.142 " x 5 ", and 18.6 g (0.65 oz). It is rated for a temperature range of -40 °F to 160 °F. Sold individually.
$36.45
Should ship between 11 Jul and 18 Jul
Subject to factory lead times
The Dwyer - SUR-50 is a Dual Temperature Thermometer featuring 2 " Dial, Surface Contact, and ± 2 % of Full Scale. It is rated for a temperature range of 0 °F to 500 °F (-20 °C to 260 °C). Part of the Surface Series. Sold individually.
$130.19
Should ship between 25 Jul and 08 Aug
Subject to factory lead times
The Dwyer - H-200-1000F-9-1/4 is a Hermetically Sealed Thermometer featuring 2.37 " Dial, 1/4 " NPT, 10 °, 1 % of Full Scale, 0.25 " x 9 " Bi-metal Stem, and SS. It is rated for a temperature range of 200 °F to 1000 °F. Part of the H Series. Sold individually.
$81.61
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - GT-736580 is a Liquid in Glass Thermometer featuring General Purpose Organic, Red, Glass Bulb, 12 " (305 mm), 3 " (76 mm), Partial, and White Back. Temperature ranges include -20 °C to 150 °C and 1 °C Division. Part of the GT-736000 Series. Sold individually.
Save 12%$15.69
$13.73
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - G-50-300F-10-150C-21/2-PB is a Hermetically Sealed Thermometer featuring 1.73 " Dial, Plain Bushing, Dual Range, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, and SS. Temperature ranges include 50 °F to 300 °F (10 °C to 150 °C) and 10 °F/10 °C. Part of the G Series. Sold individually.
$72.77
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - K-79-4 is a Thin-Stem Pocket Thermometer featuring Handheld, 1 " Dial, 1 % of Scale, 0.142 " x 5 ", and 18.6 g (0.65 oz). It is rated for a temperature range of 25 °F to 125 °F. Sold individually.
$34.78
Should ship between 11 Jul and 18 Jul
Subject to factory lead times
The Dwyer - SUR-75 is a Dual Temperature Thermometer featuring 2 " Dial, Surface Contact, and ± 2 % of Full Scale. It is rated for a temperature range of 50 °F to 750 °F (10 °C to 400 °C). Part of the Surface Series. Sold individually.
$147.46
Should ship between 25 Jul and 08 Aug
Subject to factory lead times
The Dwyer - A-25-125F-4-1/4 is a Hermetically Sealed Thermometer featuring 3 " Dial, 1/4 " NPT, 1 °, 1 % of Full Scale, 0.25 " x 4 " Bi-metal Stem, and SS. It is rated for a temperature range of 25 °F to 125 °F. Part of the A Series with External Reset. Sold individually.
$128.14
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - R-70-400C/150-750F-6-1/2 is a Hermetically Sealed Thermometer featuring 3 " Dial, 1/2 " NPT, Dual Range, 2 °, 1 % of Full Scale, 0.25 " x 6 " Bi-metal Stem, and SS. It is rated for a temperature range of 150 °F to 750 °F (70 °C to 400 °C). Part of the R Series. Sold individually.
$95.54
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - G-0-150C-21/2-1/4 is a Hermetically Sealed Thermometer featuring 1.73 " Dial, 1/4 " NPT, 1 °, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, and SS. It is rated for a temperature range of 0 °C to 150 °C. Part of the G Series. Sold individually.
$95.54
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - DP8891 is a Digital Thermometer with Probe featuring Waterproof, Locking Mini Phone Plug, Alkaline, and 1500 mm (59 "). Temperature ranges include 0 °C to 50 °C, ± 1 °C Accuracy, and 0.1 °C (0.1 °F) Resolution. Part of the DP8891 Series. Sold individually.
$270.82
Should ship between 12 Sep and 19 Sep
Subject to factory lead times
The Dwyer - K-79-3 is a Thin-Stem Pocket Thermometer featuring Handheld, 1 " Dial, 1 % of Scale, 0.142 " x 5 ", and 18.6 g (0.65 oz). It is rated for a temperature range of 0 °F to 220 °F. Sold individually.
$36.12
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - K-79-2 is a Thin-Stem Pocket Thermometer featuring Handheld, 1 " Dial, 1 % of Scale, 0.142 " x 5 ", and 18.6 g (0.65 oz). It is rated for a temperature range of -40 °F to 160 °F. Sold individually.
$36.45
Should ship between 11 Jul and 18 Jul
Subject to factory lead times
The Dwyer - SUR-50 is a Dual Temperature Thermometer featuring 2 " Dial, Surface Contact, and ± 2 % of Full Scale. It is rated for a temperature range of 0 °F to 500 °F (-20 °C to 260 °C). Part of the Surface Series. Sold individually.
$130.19
Should ship between 25 Jul and 08 Aug
Subject to factory lead times
The Dwyer - H-200-1000F-9-1/4 is a Hermetically Sealed Thermometer featuring 2.37 " Dial, 1/4 " NPT, 10 °, 1 % of Full Scale, 0.25 " x 9 " Bi-metal Stem, and SS. It is rated for a temperature range of 200 °F to 1000 °F. Part of the H Series. Sold individually.
$81.61
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - GT-736580 is a Liquid in Glass Thermometer featuring General Purpose Organic, Red, Glass Bulb, 12 " (305 mm), 3 " (76 mm), Partial, and White Back. Temperature ranges include -20 °C to 150 °C and 1 °C Division. Part of the GT-736000 Series. Sold individually.
Save 12%$15.69
$13.73
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - G-50-300F-10-150C-21/2-PB is a Hermetically Sealed Thermometer featuring 1.73 " Dial, Plain Bushing, Dual Range, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, and SS. Temperature ranges include 50 °F to 300 °F (10 °C to 150 °C) and 10 °F/10 °C. Part of the G Series. Sold individually.
$72.77
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - K-79-4 is a Thin-Stem Pocket Thermometer featuring Handheld, 1 " Dial, 1 % of Scale, 0.142 " x 5 ", and 18.6 g (0.65 oz). It is rated for a temperature range of 25 °F to 125 °F. Sold individually.
$34.78
Should ship between 11 Jul and 18 Jul
Subject to factory lead times
The Dwyer - SUR-75 is a Dual Temperature Thermometer featuring 2 " Dial, Surface Contact, and ± 2 % of Full Scale. It is rated for a temperature range of 50 °F to 750 °F (10 °C to 400 °C). Part of the Surface Series. Sold individually.
$147.46
Should ship between 25 Jul and 08 Aug
Subject to factory lead times
The Dwyer - A-25-125F-4-1/4 is a Hermetically Sealed Thermometer featuring 3 " Dial, 1/4 " NPT, 1 °, 1 % of Full Scale, 0.25 " x 4 " Bi-metal Stem, and SS. It is rated for a temperature range of 25 °F to 125 °F. Part of the A Series with External Reset. Sold individually.
$128.14
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
The Dwyer - R-70-400C/150-750F-6-1/2 is a Hermetically Sealed Thermometer featuring 3 " Dial, 1/2 " NPT, Dual Range, 2 °, 1 % of Full Scale, 0.25 " x 6 " Bi-metal Stem, and SS. It is rated for a temperature range of 150 °F to 750 °F (70 °C to 400 °C). Part of the R Series. Sold individually.
$95.54
Should ship between 18 Jul and 25 Jul
Subject to factory lead times
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About NISCO Inc.
NISCO offers a wide range of pressure gauges & instruments, diaphragm seals, thermometers, valves, and flow control products to the industrial and commercial marketplaces, as well as other resellers like ourselves. We can also provide other value-added services such as gauge repair, NIST traceable calibration, diaphragm seal assembly, and valve automation. NISCO takes pride in providing extensive product knowledge, helpful customer service, and market competitive pricing to help fit whatever need you may have because it is our goal to be regarded by our customers as the best supplier of pressure, temperature, and flow control products.