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BL401-3 Integrated Union Sight Glass with Light
BL401-3 integrated union sight glass with light designed for real-time visual inspection in hygienic pipeline systems.
Compact structure with built-in illumination for low-light operating environments.
Product Overview
The BL401-3/BL401-3D integrated union sight glass with light is designed for continuous visual monitoring of fluid flow in hygienic pipeline systems.
The built-in light source improves visibility in low-light environments, ensuring accurate observation during operation.
This series supports external 12–24V power input, compatible with both AC and DC power sources, utilizing third-generation LED light sources.
Offering multiple power ratings, power connectors, voltages, and light source colors, it provides high flexibility. The product exhibits excellent compatibility and can replace products of the same specifications. All units utilize sanitary-grade stainless steel construction and incorporate core electronic components from internationally renowned brands, ensuring stable and reliable quality. Features explosion-proof and waterproof capabilities, certified with CE testing. Suitable for work environments requiring sustained high brightness.
The primary difference between models BL401-3 and BL401-3D lies in power output and heat dissipation performance. Specific specifications can be consulted with pre-sales service to customize products tailored to your requirements.
Key Features
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Integrated sight glass and illumination design
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Union connection for easy installation and maintenance
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Clear visual inspection under low-light conditions
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Hygienic stainless steel structure
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Stable sealing performance for industrial pipelines
Technical Specifications
Material
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Body: Stainless steel 304 / 316L
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Glass: Tempered or sintered glass
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Sealing: Food-grade gasket
Connection Type
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Union connection
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Available sizes: DN50-DN200
Light Source
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Integrated LED light
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Voltage: 【12-24V】
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Protection rating: 【EX, IP65】
Working Conditions
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Maximum working pressure: 【6BAR】
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Maximum working temperature: 【150F】
Applications
The integrated union sight glass with light is widely used in:
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Pharmaceutical processing pipelines
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Food and beverage production lines
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Chemical and fine chemical systems
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Hygienic process monitoring applications
Installation and Maintenance
The union-type structure allows quick disassembly for cleaning and maintenance.
The integrated lighting design reduces the need for external inspection devices and improves operational efficiency.
Why Choose Borlan Fluid
Borlan Fluid specializes in manufacturing hygienic stainless steel pipeline components.
With reliable quality control and customization capability, we provide integrated sight glass solutions for global industrial customers.
Related Products
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Tank Top Sight Glass
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Sintered Clamp Sight Glass
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NA Connection Sight Glass
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Customized Sight Glass Solutions
Borlan Fluid can help you throughout the design, sample, production, pack & supply.Borlan Fluid has its own design team which is able to deliver design services for Stainless Steel Tank Accessories.We will send you sample for the brochure after confirmed details.We can also offer you 3D model of our stock product.
Stock sample can send out within 1 day, custom sample doing time is 5-10 days. 1~100pcs
production time is 7~10 days, 500~1000pcs production time is 10~15 days. 1000~3000pcs
production time is 15~20 days.
a).You send us artwork.
b).You pay 30% deposit, if less than 100pcs, we suggest you pay full amount because production time will be quick (7~10 days).
c).We make a digital print proof sample take picture and video for you confirmation.
d).Start production.
e).Balance Paying before package sending out.
We are a professional manufacturer specializing in stainless steel sight glasses, sight glass lights, and tank accessories.
All products are designed and manufactured in our own factory, allowing us to control quality, lead time, and customization.
We supply a full range of stainless steel tank and pipeline accessories, including:
Sight glasses (union, flanged, pipe, fused, tubular)
Sight glass lights (integrated and separate types)
Explosion-proof sight glass lights
Manways and manholes
Spray balls and cleaning accessories
Sanitary fittings and customized tank accessories
Our standard materials include:
304 stainless steel
316 / 316L stainless steel
Other materials can be provided upon request depending on application requirements.
Yes.
All sight glass lights are CE certified, and comply with relevant CE conformity requirements.
Explosion-proof models can additionally comply with ATEX requirements when specified.
Yes.
We provide explosion-proof sight glass lights suitable for hazardous environments such as chemical, pharmaceutical, and petrochemical industries.
Please inform us of the required explosion-proof standard (e.g. ATEX、EX) when making an inquiry.
Yes.
Custom sizes and non-standard dimensions are available upon request.
We can customize:
Diameter and thickness
Connection types (flanged, clamp, welded, union)
Glass type
Lighting configuration
Available connection types include:
Flanged (DIN / ANSI / customized)
Union
Tri-clamp (sanitary)
Welded
Pipe inline connections
Our products are widely used in:
Chemical processing
Pharmaceutical manufacturing
Food & beverage
Biotechnology
Cosmetics
Environmental and water treatment industries
Yes.
We supply separate sight glass lights designed for external illumination of existing sight glasses.
Integrated and separate configurations are both available.
Depending on the model, we offer:
AC power supply
DC power supply
Battery-powered models
Voltage, wattage, and cable length can be customized.
Yes.
We supply sanitary stainless steel sight glasses and accessories, suitable for hygienic applications in food, beverage, and pharmaceutical industries.
All products undergo:
Material inspection
Dimensional inspection
Functional testing
Certification verification (CE where applicable)
This ensures consistent quality and reliability.
Lead time depends on:
Product type
Quantity
Customization requirements
Standard products usually have shorter lead times, while customized products may require additional production time.
Yes.
We support OEM and customized branding for overseas customers, including product marking and packaging.
You can contact us by:
Website inquiry form
Providing drawings or specifications if customization is required
Our sales team will respond with technical confirmation and quotation.
Request A Quote
To know more about our products and services, please fill out the contact form.
Contact Us
We are committed to producing the best quality products at the most competitive prices. Therefore, we sincerely invite all interested companies to contact us for more information.
jzxiang1992@gmail.com
Phone
+86-16657273263
+8616657273263
borlanfluid
Address
longwan town, wenzhou city,zhejiang province, China.
