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GEMS SENSORS Flow Sight with Remote Output - Flow Sights with Remote Output
GEMS SENSORSFlow Sights with Remote Output

GEMS SENSORS Flow Sight with Remote Output

<p>The GEMS SENSORS Flow Sight with Remote Output (RFO 155421) is a robust inline flow indicator designed for horizontal right flow direction. It features a 1/4 inch FNPT connection, a polysulfone sight, and a…

SKU 3G-OTH-90753

Also listed as: RFO155421 · RFO 155421 · RFO-155421

Brand
GEMS SENSORS
Item
Flow Sight with Remote Output
Part Number
RFO, 155421
Category
Flow Sights with Remote Output
Available to Order
Also known as:RFO, 155421GEMS SENSORS
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Technical specs
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

GEMS SENSORS
Manufacturer Part Number
RFO, 155421
Type
Polypropylene, FNPT, Buna-N
Seal Material
Buna-N
Flow Direction
Horizontal Right
Sight Material
Polysulfone
Connection Size
1/4 in
Wetted Material
Polypropylene

Technical Documents

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

Product Description

<p>The GEMS SENSORS Flow Sight with Remote Output (RFO 155421) is a robust inline flow indicator designed for horizontal right flow direction. It features a 1/4 inch FNPT connection, a polysulfone sight, and a polypropylene body with Buna-N seals, ensuring compatibility with a wide range of media. This flow sight provides visual confirmation of flow while offering remote output capability for integration into monitoring systems.</p><p>Ideal for industrial applications requiring reliable flow indication, this unit is available for procurement in Singapore with SGD quotes on request. For Singapore buyers, GST is handled, and fast delivery across Singapore and Southeast Asia is offered. Contact 3G Electric for worldwide shipping and to request a quote.</p>

Frequently Asked Questions

What are the key specifications of the GEMS SENSORS Flow Sight RFO 155421?

The flow sight has a 1/4 inch FNPT connection, is made of polypropylene with Buna-N seals, and features a polysulfone sight. It is designed for horizontal right flow direction.

Can I get a quote in SGD and what about GST for Singapore orders?

Yes, SGD quotes are available on request. For Singapore buyers, GST is handled. Delivery is fast within Singapore and Southeast Asia.

Used in

Common applications for GEMS SENSORS
Burner management — GEMS SENSORS FS-4 piston flow switch for monitoring cooling water flow in industrial burners
Pump protection — GEMS SENSORS FS-380 high-pressure flow switch to detect loss of flow in pump systems
Process control — GEMS SENSORS 230500 thermal-dispersion flow switch for low-flow detection in chemical processes
Cooling systems — GEMS SENSORS RFS flow sight with remote output for visual and electrical flow indication in heat exchangers
Water treatment — GEMS SENSORS FT-110 turbine flow sensor for measuring flow rates in filtration systems
Hydraulic systems — GEMS SENSORS FS-500 polypropylene piston flow switch for corrosive fluid monitoring in hydraulic circuits
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GEMS SENSORS Products

3G Electric supplies GEMS SENSORS flow sights with remote output. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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This flow sight with remote output from GEMS SENSORS is designed for detecting flow or no-flow conditions in industrial piping systems. It features a polypropylene body, 1/4 in FNPT connection, SPDT switch type, and normally closed switch position. The wetted material is Buna-N, and the unit is UL Listed. Typical applications include process control, pump protection, and monitoring in water treatment, chemical processing, and HVAC systems
GEMS SENSORS
This flow sight with remote output from GEMS SENSORS is designed for detecting flow or no-flow conditions in industrial piping systems. It features a polypropylene body, 1/4 in FNPT connection, SPDT switch type, and normally closed switch position. The wetted material is Buna-N, and the unit is UL Listed. Typical applications include process control, pump protection, and monitoring in water treatment, chemical processing, and HVAC systems
Flow sight with remote output for detecting liquid flow in piping systems. Features a 1 in FNPT connection, SPDT switch (normally open), ceramic wetted material, and CE certification. Operating temperature range -20°F to 212°F. Suitable for industrial applications such as HVAC, water treatment, and process control to monitor flow conditions
GEMS SENSORS
Flow sight with remote output for detecting liquid flow in piping systems. Features a 1 in FNPT connection, SPDT switch (normally open), ceramic wetted material, and CE certification. Operating temperature range -20°F to 212°F. Suitable for industrial applications such as HVAC, water treatment, and process control to monitor flow conditions

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