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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.

: Ashcroft (73)
Dwyer (267)
NOSHOK (175)
Stauff USA (2)
TEL-TRU (426)
Trerice (150)
WIKA (29)

1,122 items

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Dwyer - G-0-150C-21/2-1/4 Dial Thermometer

Dwyer - G-0-150C-21/2-1/4 Dial Thermometer

MPN:G-0-150C-21/2-1/4

Hermetically Sealed Thermometer, 1.73 " Dial, 1/4 " NPT, 0 °C to 150 °C, 1 °, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, SS, G Series, Each

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$95.54

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - DP8891 Waterproof Meter/Probe (2 Piece Part)

Dwyer - DP8891 Waterproof Meter/Probe (2 Piece Part)

MPN:DP8891

Digital Thermometer with Probe, Waterproof, 0 °C to 50 °C, ± 1 °C Accuracy, 0.1 °C (0.1 °F) Resolution, Locking Mini Phone Plug, Alkaline, 1500 mm (59 "), DP8891 Series, Each

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$270.82

Typically ships within 11 weeks

Subject to factory lead times

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Dwyer - K-79-3 Thin Stem Pocket Thermometer

Dwyer - K-79-3 Thin Stem Pocket Thermometer

MPN:K-79-3

Thin-Stem Pocket Thermometer, Handheld, 1 " Dial, 0 °F to 220 °F, 1 % of Scale, 0.142 " x 5 ", 18.6 g (0.65 oz), Each

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$36.12

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - K-79-2 Thin Stem Pocket Thermometer

Dwyer - K-79-2 Thin Stem Pocket Thermometer

MPN:K-79-2

Thin-Stem Pocket Thermometer, Handheld, 1 " Dial, -40 °F to 160 °F, 1 % of Scale, 0.142 " x 5 ", 18.6 g (0.65 oz), Each

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$36.45

Typically ships within 2 weeks

Subject to factory lead times

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Dwyer - SUR-50 0-500F, -20-260C Thermometer

Dwyer - SUR-50 0-500F, -20-260C Thermometer

MPN:SUR-50

Dual Temperature Thermometer, 2 " Dial, Surface Contact, 0 °F to 500 °F (-20 °C to 260 °C), ± 2 % of Full Scale, Surface Series, Each

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$130.19

Typically ships within 4 weeks

Subject to factory lead times

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Dwyer - H-200-1000F-9-1/4 Dial Temp Thermometer

Dwyer - H-200-1000F-9-1/4 Dial Temp Thermometer

MPN:H-200-1000F-9-1/4

Hermetically Sealed Thermometer, 2.37 " Dial, 1/4 " NPT, 200 °F to 1000 °F, 10 °, 1 % of Full Scale, 0.25 " x 9 " Bi-metal Stem, SS, H Series, Each

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$81.61

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - GT-736580 Rl Org Part Immer-20/150C 12"

Dwyer - GT-736580 Rl Org Part Immer-20/150C 12"

MPN:GT-736580

Liquid in Glass Thermometer, General Purpose Organic, Red, Glass Bulb, -20 °C to 150 °C, 1 °C Division, 12 " (305 mm), 3 " (76 mm), Partial, White Back, GT-736000 Series, Each

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$12.94

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - G-50-300F-10-150C-21/2-PB Dial Thermometer

Dwyer - G-50-300F-10-150C-21/2-PB Dial Thermometer

MPN:G-50-300F-10-150C-21/2-PB

Hermetically Sealed Thermometer, 1.73 " Dial, Plain Bushing, Dual Range, 50 °F to 300 °F (10 °C to 150 °C), 10 °F/10 °C, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, SS, G Series, Each

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$72.77

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - K-79-4 Thin Stem Pocket Thermometer

Dwyer - K-79-4 Thin Stem Pocket Thermometer

MPN:K-79-4

Thin-Stem Pocket Thermometer, Handheld, 1 " Dial, 25 °F to 125 °F, 1 % of Scale, 0.142 " x 5 ", 18.6 g (0.65 oz), Each

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$34.78

Typically ships within 2 weeks

Subject to factory lead times

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Dwyer - SUR-75 50-750F, 10-400C Thermometer

Dwyer - SUR-75 50-750F, 10-400C Thermometer

MPN:SUR-75

Dual Temperature Thermometer, 2 " Dial, Surface Contact, 50 °F to 750 °F (10 °C to 400 °C), ± 2 % of Full Scale, Surface Series, Each

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$147.46

Typically ships within 4 weeks

Subject to factory lead times

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Dwyer - A-25-125F-4-1/4 Dial Themometer

Dwyer - A-25-125F-4-1/4 Dial Themometer

MPN:A-25-125F-4-1/4

Hermetically Sealed Thermometer, 3 " Dial, 1/4 " NPT, 25 °F to 125 °F, 1 °, 1 % of Full Scale, 0.25 " x 4 " Bi-metal Stem, SS, A Series with External Reset, Each

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$106.81

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - R-70-400C/150-750F-6-1/2 Dial Thermometer

Dwyer - R-70-400C/150-750F-6-1/2 Dial Thermometer

MPN:R-70-400C/150-750F-6-1/2

Hermetically Sealed Thermometer, 3 " Dial, 1/2 " NPT, Dual Range, 150 °F to 750 °F (70 °C to 400 °C), 2 °, 1 % of Full Scale, 0.25 " x 6 " Bi-metal Stem, SS, R Series, Each

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$95.54

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - G-0-150C-21/2-1/4 Dial Thermometer

Dwyer - G-0-150C-21/2-1/4 Dial Thermometer

MPN:G-0-150C-21/2-1/4

Hermetically Sealed Thermometer, 1.73 " Dial, 1/4 " NPT, 0 °C to 150 °C, 1 °, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, SS, G Series, Each

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$95.54

Typically ships within 3 weeks

Subject to factory lead times

QTY:

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Dwyer - DP8891 Waterproof Meter/Probe (2 Piece Part)

Dwyer - DP8891 Waterproof Meter/Probe (2 Piece Part)

MPN:DP8891

Digital Thermometer with Probe, Waterproof, 0 °C to 50 °C, ± 1 °C Accuracy, 0.1 °C (0.1 °F) Resolution, Locking Mini Phone Plug, Alkaline, 1500 mm (59 "), DP8891 Series, Each

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$270.82

Typically ships within 11 weeks

Subject to factory lead times

QTY:

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Dwyer - K-79-3 Thin Stem Pocket Thermometer

Dwyer - K-79-3 Thin Stem Pocket Thermometer

MPN:K-79-3

Thin-Stem Pocket Thermometer, Handheld, 1 " Dial, 0 °F to 220 °F, 1 % of Scale, 0.142 " x 5 ", 18.6 g (0.65 oz), Each

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$36.12

Typically ships within 3 weeks

Subject to factory lead times

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Dwyer - K-79-2 Thin Stem Pocket Thermometer

Dwyer - K-79-2 Thin Stem Pocket Thermometer

MPN:K-79-2

Thin-Stem Pocket Thermometer, Handheld, 1 " Dial, -40 °F to 160 °F, 1 % of Scale, 0.142 " x 5 ", 18.6 g (0.65 oz), Each

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$36.45

Typically ships within 2 weeks

Subject to factory lead times

QTY:

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Dwyer - SUR-50 0-500F, -20-260C Thermometer

Dwyer - SUR-50 0-500F, -20-260C Thermometer

MPN:SUR-50

Dual Temperature Thermometer, 2 " Dial, Surface Contact, 0 °F to 500 °F (-20 °C to 260 °C), ± 2 % of Full Scale, Surface Series, Each

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$130.19

Typically ships within 4 weeks

Subject to factory lead times

QTY:

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Dwyer - H-200-1000F-9-1/4 Dial Temp Thermometer

Dwyer - H-200-1000F-9-1/4 Dial Temp Thermometer

MPN:H-200-1000F-9-1/4

Hermetically Sealed Thermometer, 2.37 " Dial, 1/4 " NPT, 200 °F to 1000 °F, 10 °, 1 % of Full Scale, 0.25 " x 9 " Bi-metal Stem, SS, H Series, Each

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$81.61

Typically ships within 3 weeks

Subject to factory lead times

QTY:

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Dwyer - GT-736580 Rl Org Part Immer-20/150C 12"

Dwyer - GT-736580 Rl Org Part Immer-20/150C 12"

MPN:GT-736580

Liquid in Glass Thermometer, General Purpose Organic, Red, Glass Bulb, -20 °C to 150 °C, 1 °C Division, 12 " (305 mm), 3 " (76 mm), Partial, White Back, GT-736000 Series, Each

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$12.94

Typically ships within 3 weeks

Subject to factory lead times

QTY:

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Dwyer - G-50-300F-10-150C-21/2-PB Dial Thermometer

Dwyer - G-50-300F-10-150C-21/2-PB Dial Thermometer

MPN:G-50-300F-10-150C-21/2-PB

Hermetically Sealed Thermometer, 1.73 " Dial, Plain Bushing, Dual Range, 50 °F to 300 °F (10 °C to 150 °C), 10 °F/10 °C, 1 % of Full Scale, 0.25 " x 2-1/2 " Bi-metal Stem, SS, G Series, Each

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$72.77

Typically ships within 3 weeks

Subject to factory lead times

QTY:

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Dwyer - K-79-4 Thin Stem Pocket Thermometer

Dwyer - K-79-4 Thin Stem Pocket Thermometer

MPN:K-79-4

Thin-Stem Pocket Thermometer, Handheld, 1 " Dial, 25 °F to 125 °F, 1 % of Scale, 0.142 " x 5 ", 18.6 g (0.65 oz), Each

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$34.78

Typically ships within 2 weeks

Subject to factory lead times

QTY:

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Dwyer - SUR-75 50-750F, 10-400C Thermometer

Dwyer - SUR-75 50-750F, 10-400C Thermometer

MPN:SUR-75

Dual Temperature Thermometer, 2 " Dial, Surface Contact, 50 °F to 750 °F (10 °C to 400 °C), ± 2 % of Full Scale, Surface Series, Each

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$147.46

Typically ships within 4 weeks

Subject to factory lead times

QTY:

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Dwyer - A-25-125F-4-1/4 Dial Themometer

Dwyer - A-25-125F-4-1/4 Dial Themometer

MPN:A-25-125F-4-1/4

Hermetically Sealed Thermometer, 3 " Dial, 1/4 " NPT, 25 °F to 125 °F, 1 °, 1 % of Full Scale, 0.25 " x 4 " Bi-metal Stem, SS, A Series with External Reset, Each

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$106.81

Typically ships within 3 weeks

Subject to factory lead times

QTY:

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Dwyer - R-70-400C/150-750F-6-1/2 Dial Thermometer

Dwyer - R-70-400C/150-750F-6-1/2 Dial Thermometer

MPN:R-70-400C/150-750F-6-1/2

Hermetically Sealed Thermometer, 3 " Dial, 1/2 " NPT, Dual Range, 150 °F to 750 °F (70 °C to 400 °C), 2 °, 1 % of Full Scale, 0.25 " x 6 " Bi-metal Stem, SS, R Series, Each

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$95.54

Typically ships within 3 weeks

Subject to factory lead times

QTY:

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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.

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