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APOLLO Water Gauge: Bronze, 5/8 in Gauge Glass Dia, 12 in Gauge Glass Lg, 400°F Max. Media Temp - Tube-Style Sight Glasses with Check Valves
APOLLOTube-Style Sight Glasses with Check Valves

APOLLO Water Gauge: Bronze, 5/8 in Gauge Glass Dia, 12 in Gauge Glass Lg, 400°F Max. Media Temp

The APOLLO Water Gauge: Bronze is a tube-style sight glass with check valves, featuring a ball check valve type. It has a 5/8 in gauge glass diameter, 12 in gauge glass length, and a maximum media temperature of…

SKU 3G-OTH-91802

Brand
APOLLO
Item
Water Gauge: Bronze, 5/8 in Gauge Glass Dia, 12 in Gauge Glass Lg, 400°F Max. Media Temp
Category
Tube-Style Sight Glasses with Check Valves
Available to Order
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Local availability & support

Delivery
Worldwide DHL shipping from Singapore; 7–14 business days door-to-door for most destinations.
Payment
Invoicing in USD. Bank transfer (SWIFT) and corporate PO accepted.

Technical Specifications

APOLLO
Manufacturer Part Number
2025000
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

The APOLLO Water Gauge: Bronze is a tube-style sight glass with check valves, featuring a ball check valve type. It has a 5/8 in gauge glass diameter, 12 in gauge glass length, and a maximum media temperature of 400°F. The gasket is made of EPDM, and the stem packing material is TFE. This product connects via NPT and is identified by manufacturer part number 2025000.

Frequently Asked Questions

What is the APOLLO Water Gauge used for?

The APOLLO Water Gauge is a tube-style sight glass with ball check valves, used to visually monitor liquid levels and flow in industrial piping systems. It is commonly applied in boiler water-level indication, process tanks, and hydraulic systems where media temperatures reach up to 400°F.

What are the specifications of the APOLLO Water Gauge 2025000?

The APOLLO Water Gauge 2025000 has a bronze body, 5/8 in gauge glass diameter, 12 in gauge glass length, and a maximum media temperature of 400°F. It features a ball check valve type, TFE stem packing, EPDM gasket, and NPT connections. The manufacturer part number is 2025000.

Where to buy the APOLLO Water Gauge 2025000 worldwide?

3G Electric supplies the APOLLO Water Gauge 2025000 worldwide. As a global industrial equipment distributor since 1990, we handle full logistics, customs clearance, and delivery to your site. Contact us for availability and lead time; we source and deliver this APOLLO part globally.

How to install the APOLLO Water Gauge with ball check valves?

Install the APOLLO Water Gauge by connecting the NPT threads to matching pipe fittings, ensuring proper alignment to avoid glass stress. The ball check valves automatically shut off flow if the glass breaks. Use TFE-compatible sealant on threads and verify the EPDM gasket is seated before pressurizing up to 400°F.

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.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 4 in Pipe Size, FNPT x FNPT, For Water Media (MPN TC2400TE)
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HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 4 in Pipe Size, FNPT x FNPT, For Water Media (MPN TC2400TE)
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 2 1/2 in Pipe Size, FNPT x FNPT, For Water Media (MPN TC2250TE)
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HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 2 1/2 in Pipe Size, FNPT x FNPT, For Water Media (MPN TC2250TE)
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 2 in Pipe Size, True Union Socket/NPT, Std, EPDM (MPN TC20200STE)
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HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 2 in Pipe Size, True Union Socket/NPT, Std, EPDM (MPN TC20200STE)
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 2 in Pipe Size, Flange x Flange, For Water Media (MPN TC20200F)
HAYWARD
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 2 in Pipe Size, Flange x Flange, For Water Media (MPN TC20200F)
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 4 in Pipe Size, FNPT x FNPT, For Water Media (MPN TC2400T)
HAYWARD
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 4 in Pipe Size, FNPT x FNPT, For Water Media (MPN TC2400T)
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 1 in Pipe Size, True Union Socket/NPT, Std, EPDM (MPN TC20100STE)
HAYWARD
HAYWARD Check Valve: Ball, Inline Valve Body, CPVC, 1 in Pipe Size, True Union Socket/NPT, Std, EPDM (MPN TC20100STE)

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