Product Details
WSS-411W Bimetal Thermometer
Introduction
The Bimetal Thermometer is a mechanical temperature measuring
instrument that operates based on the thermal expansion of two
bonded metals with different coefficients of expansion. It is
widely used in various industries such as petroleum, chemical,
food, pharmaceutical, and HVAC applications for local temperature
indication.
Features
- No power supply required (mechanical type)
- Durable and reliable for harsh environments
- Fast response time and clear dial reading
- Available in various dial sizes, ranges, stem lengths, and
connection types
- Optional waterproof and anti-corrosion design
- Stainless steel construction (304/316) optional for food and
sanitary use
Technical Parameters
Measuring Range | -50°C to +500°C (customizable) |
Accuracy Class | ±1.0%, ±1.5%, or ±2.0% (per EN 13190 or ASME B40.3) |
Dial Diameter | 63 mm / 100 mm / 150 mm |
Stem Length | 50 mm to 500 mm (custom lengths available) |
Stem Diameter | Ø6 mm / Ø8 mm / Ø10 mm |
Material | Stainless steel 304 or 316 |
Mounting Type | Back, bottom, or adjustable angle connection |
Connection | Threaded (1/2” NPT, G1/2", M20x1.5, etc.) |
Window Material | Glass or polycarbonate |
Protection Grade | IP55 / IP65 / IP67 (optional) |
Company Profile
Xi'an Kacise Optronics Co.,Ltd. is a professional manufacturer of
measuring instruments , located in China xi’an City. Since 2008,
Xi'an Kacise focused on the development and production of pressure,
level and flow measuring instruments .

We have been specializing in manufacturing pressure, level and flow measuring instruments and related products for 10 years. Based on experienced technical
and management personnel, through efforts of our entire staff, we
have become a professional measuring instrument manufacturer and
solution provider. And we are continuously trying to improve
product quality.

Xi'an Kacise is qualified with ISO 9001-2008, GJB 9001B-2009, CE,
intrinsic safety explosion-proof and isolated safety
explosion-proof certificates, etc. which ensure that our products
comply with international standards.

Kacise sensors have already been exported to America, Spain,
Australia, Chile and 20 other countries and regions, and received
many favorable feedbacks. Our overseas distributers are also
increasing. We regard “reasonable prices, efficient production time
and good after-sales service” as our tenet, and hope to cooperate
with more customers for mutual development.

Our goal is simple: to sell the best products at the best prices,
and provides industry-leading customer service. We personally get
to know each of our customers, and we know how to discover the most
valuable part of our business , to help others achieve their goals.