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Dwyer BTLS325121 Fixed-Angle Thread-Mount Dial Thermometer - Side- & Bottom-Mount Fixed-Angle Thread-Mount Dial Thermometers
DwyerSide- & Bottom-Mount Fixed-Angle Thread-Mount Dial Thermometers

Dwyer BTLS325121 Fixed-Angle Thread-Mount Dial Thermometer

The DWYER BTLS325121 is a side- and bottom-mount fixed-angle thread-mount dial thermometer with a 3-inch dial diameter and a 2.5-inch stem length. It measures temperatures from 50°F to 400°F with an accuracy of ±2%…

SKU 3G-OTH-177602

Also listed as: BTLS 325121 · BTLS-325121

Brand
Dwyer
Item
BTLS325121 Fixed-Angle Thread-Mount Dial Thermometer
Category
Side- & Bottom-Mount Fixed-Angle Thread-Mount Dial Thermometers
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

Dwyer
Manufacturer Part Number
BTLS325121
Type
±2%Full Scale Accuracy
Stem Lg
2.5 in
Accuracy
±2 % Full Scale
Dial Dia
3 in

Technical Documents

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Dwyer Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The DWYER BTLS325121 is a side- and bottom-mount fixed-angle thread-mount dial thermometer with a 3-inch dial diameter and a 2.5-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 BTLS325121 dial thermometer used for?

The DWYER BTLS325121 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 systems. Its 3-inch dial and 2.5-inch stem suit pipe and tank installations where reliable temperature monitoring is required.

What are the specifications of the DWYER BTLS325121?

The DWYER BTLS325121 has a 3-inch dial diameter, 2.5-inch stem length, and measures 50°F to 400°F with ±2% full-scale accuracy. It is a side- and bottom-mount fixed-angle thread-mount design, ideal for direct immersion in pipes or tanks. The manufacturer part number is BTLS325121.

Where to buy the DWYER BTLS325121 worldwide?

3G Electric supplies the DWYER BTLS325121 dial thermometer to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. As a global industrial solutions provider, we source genuine Dwyer instruments and support procurement across 14 departments including instrumentation and process controls.

How to install a fixed-angle thread-mount dial thermometer?

Install the DWYER BTLS325121 by threading it into a compatible 1/2-inch NPT or similar process connection. Ensure the stem is fully immersed in the medium for accurate readings. Use thread sealant on male threads to prevent leaks. Avoid over-tightening to protect the dial and stem. Calibrate per manufacturer 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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