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APOLLO Tube-Style Sight Glass with Check Valves - Tube-Style Sight Glasses with Check Valves
APOLLOTube-Style Sight Glasses with Check Valves

APOLLO Tube-Style Sight Glass with Check Valves

<p>The APOLLO Tube-Style Sight Glass with Check Valves (MPN 2025100) is a robust flow inspection solution designed for industrial piping systems. Featuring a 12-inch gauge glass length and 5/8-inch gauge glass…

SKU 3G-OTH-91790

Brand
APOLLO
Item
Tube-Style Sight Glass with Check Valves
Part Number
2025100
Category
Tube-Style Sight Glasses with Check Valves
Available to Order
Also known as:2025100APOLLO
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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

APOLLO
Manufacturer Part Number
2025100
Type
NPT
Glass Lg
12 in Gauge
Glass Dia
5/8 in Gauge
Valve Type
Ball Check
Gasket Material
EPDM
Max. Media Temp
400°F
Stem Packing Material
TFE

Technical Documents

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

Product Description

<p>The APOLLO Tube-Style Sight Glass with Check Valves (MPN 2025100) is a robust flow inspection solution designed for industrial piping systems. Featuring a 12-inch gauge glass length and 5/8-inch gauge glass diameter, this NPT-threaded unit provides clear visual monitoring of fluid flow. Equipped with ball check valves, EPDM gaskets, and TFE stem packing, it withstands maximum media temperatures up to 400°F, ensuring reliable performance in demanding applications.</p><p>Ideal for maintenance engineers and procurement specialists in chemical, petrochemical, and processing plants, this sight glass offers durability and easy installation. As a Singapore-based supplier, 3G Electric provides SGD quotes on request, handles GST for local buyers, and offers fast delivery across Singapore and Southeast Asia, with worldwide shipping available.</p>

Frequently Asked Questions

What are the key specifications of the APOLLO 2025100 sight glass?

The APOLLO 2025100 is a tube-style sight glass with NPT connections, a 12-inch gauge glass length, and a 5/8-inch gauge glass diameter. It features ball check valves, EPDM gaskets, TFE stem packing, and a maximum media temperature rating of 400°F.

How can I order this sight glass from 3G Electric and what are the delivery options?

You can request a quote in SGD from 3G Electric, and for Singapore buyers, GST will be handled. We offer fast delivery across Singapore and Southeast Asia, and worldwide shipping is available.

Used in

Common applications for APOLLO
Water supply systems — APOLLO double check valve backflow preventers (Series 4A) for backflow protection in commercial buildings.
HVAC piping — APOLLO bronze ball valves (two-piece, FNPT) for shut-off and isolation in heating and cooling loops.
Irrigation networks — APOLLO double check valve assemblies (bronze, FNPT) to prevent contamination of potable water sources.
Process piping — APOLLO three-piece ball valves (full-port, sweat connections) for maintenance-friendly flow control in industrial lines.
Safety systems — APOLLO spring-return lever ball valves (bronze, FNPT) for fail-safe shut-off in fuel or gas applications.
Plumbing repairs — APOLLO repair kits (complete check kits) for servicing backflow preventers in existing installations.
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APOLLO Products

3G Electric supplies APOLLO tube-style sight glasses with check valves. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Tube-style sight glass with ball check valves for visual monitoring of liquid levels and flow in piping systems. Features 5/8 in gauge glass diameter, 12 in gauge glass length, NPT connections, EPDM gasket, TFE stem packing, and maximum media temperature of 400°F
APOLLO
Tube-style sight glass with ball check valves for visual monitoring of liquid levels and flow in piping systems. Features 5/8 in gauge glass diameter, 12 in gauge glass length, NPT connections, EPDM gasket, TFE stem packing, and maximum media temperature of 400°F

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