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Dwyer Dial Thermometer: 50°F to 400°F, ±2%Full Scale Accuracy, 4 in Stem Lg - Side- & Bottom-Mount Fixed-Angle Thread-Mount Dial Thermometers
DwyerSide- & Bottom-Mount Fixed-Angle Thread-Mount Dial Thermometers

Dwyer Dial Thermometer: 50°F to 400°F, ±2%Full Scale Accuracy, 4 in Stem Lg

The DWYER BTLR340121 is a side- and bottom-mount fixed-angle thread-mount dial thermometer with a 3-inch dial diameter and a 4-inch stem length. It measures temperatures from 50°F to 400°F with an accuracy of ±2%…

SKU 3G-OTH-177604

Brand
Dwyer
Item
Dial Thermometer: 50°F to 400°F, ±2%Full Scale Accuracy, 4 in Stem Lg
Category
Side- & Bottom-Mount Fixed-Angle Thread-Mount Dial Thermometers
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Technical Specifications

Dwyer
Manufacturer Part Number
BTLR340121
Type
±2%Full Scale Accuracy
Stem Lg
4 in
Accuracy
±2 % Full Scale
Dial Dia
3 in
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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER BTLR340121 is a side- and bottom-mount fixed-angle thread-mount dial thermometer with a 3-inch dial diameter and a 4-inch stem length. It measures temperatures from 50°F to 400°F with an accuracy of ±2% full scale.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the DWYER BTLR340121 dial thermometer used for?

The DWYER BTLR340121 is a side- and bottom-mount fixed-angle thread-mount dial thermometer used for measuring temperatures from 50°F to 400°F in industrial HVAC, plumbing, and process piping systems. Its 3-inch dial and 4-inch stem allow easy reading and installation in tight spaces.

What are the specifications of the DWYER BTLR340121?

The DWYER BTLR340121 has a 3-inch dial diameter, 4-inch stem length, and measures from 50°F to 400°F with ±2% full-scale accuracy. It is a side- and bottom-mount fixed-angle thread-mount dial thermometer, model BTLR340121, manufactured by Dwyer.

Where to buy the DWYER BTLR340121 worldwide?

You can source the DWYER BTLR340121 through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time.

How to install a DWYER BTLR340121 dial thermometer?

Install the DWYER BTLR340121 by threading it into a compatible thermowell or pipe fitting. Ensure the stem is fully immersed in the process fluid for accurate readings. Use thread sealant on NPT connections and avoid over-tightening. For best results, follow Dwyer's generic installation guidelines.

Used in

Common applications for Dwyer
Combustion air-filter monitoring — Magnehelic Series 2000 on burner air-intake filter banks
Clean-room and pharmaceutical pressurisation — Magnehelic / Capsuhelic differential-pressure gauges
HVAC fan-discharge static pressure — Mark II inclined-vertical manometers on AHU test points
Filter-blockage alarms — Photohelic Series 3000 combined gauge/switch on air-handling units
BMS-integrated pressure monitoring — Digihelic DH3 with 4–20 mA output for building management

Dwyer Products

3G Electric supplies Dwyer side- & bottom-mount fixed-angle thread-mount dial thermometers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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