Construction
- Case: black aluminium (plastic on request).
- Tube: triangle glass tube with blue liquid filling.
- Window: glass.
- Scale: 5" (127 mm), dual °F & °C.
Liquid-in-Glass Thermometer
Brannan WT025 Industrial Liquid-in-Glass Thermometer
WT025 Series — 5" Dual Scale, Straight or 90° Angle, ±2% Accuracy
Brannan WT025 Industrial Liquid-in-Glass Thermometer from S. Brannan & Sons Ltd is a 5" dual-scale thermometer in a black aluminium case for hot water, chilled water and process systems.
Manufactured by
S. Brannan & Sons Ltd
Brannan WT025 Industrial Liquid-in-Glass Thermometer
Review the confirmed product information, including description, features, benefits, and applications.
The Brannan WT025 is a 5" industrial liquid-in-glass thermometer for temperature measurement in HVAC and process systems, including hot water and chilled water lines. A triangle glass tube with blue liquid filling sits in a heavy-duty black aluminium case with glass window and a dual °F and °C scale.
Designed to ASME B40.200, it is available in straight (bottom) or 90° angled form with 1/2" or 3/4" BSP/NPT connections and 45 mm or 100 mm stems. Pockets are brass as standard, with lead-free brass or stainless steel available on request.
Ranges & Accuracy
- Ranges from -40 to +110°F&C through to +50 to +400°F&C.
- Accuracy: ±2%.
- Protection: IP54.
- Design: ASME B40.200.
Connection & Pocket
- Form: straight (bottom) or 90° angle.
- Connection: 1/2" or 3/4" BSP/NPT.
- Stem (insertion): 45 mm or 100 mm (others on request).
- Pocket: brass; lead-free brass or stainless steel on request.
Stable Readings
Liquid-in-glass measurement gives accurate, stable temperature readings.
Mounting Options
Straight or angled forms suit different mounting positions.
Dual Scale
Combined °F and °C scale for universal use.
Low Maintenance
Glass tube in a protective case for long service life.
The Brannan WT025 suits temperature indication on heating, cooling and plant equipment in industrial and building services systems.
Heating & Cooling
Industrial heating and cooling systems.
Hot & Chilled Water
Hot and chilled water lines.
Boilers, Pumps & Process
Boilers, pumps and process equipment.
Utilities & Plant Rooms
Plant utilities and mechanical rooms.
ASME B40.200
ASME B40.200 standard compliance.
IP54
IP54 protection rating.
Traceable Calibration
Traceable calibration or statement of conformity available.
CE Marked
CE Marked.
ISO 9001
Manufactured under ISO 9001 quality certification.
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