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APOLLO Temperature and Pressure Relief Valve: Section IV ASME Section, FNPT x FNPT - ASME Section IV Temperature & Pressure Relief Valves
APOLLOASME Section IV Temperature & Pressure Relief Valves

APOLLO Temperature and Pressure Relief Valve: Section IV ASME Section, FNPT x FNPT

The APOLLO Temperature and Pressure Relief Valve is an ASME Section IV temperature and pressure relief valve constructed with a bronze body. This valve features FNPT x FNPT connections and is identified by…

SKU 3G-OTH-437142

Brand
APOLLO
Item
Temperature and Pressure Relief Valve: Section IV ASME Section, FNPT x FNPT
Category
ASME Section IV Temperature & Pressure Relief Valves
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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
18C5125125
Type
FNPT x FNPT, Bronze
Body Material
Bronze

Technical Documents

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

Product Description

The APOLLO Temperature and Pressure Relief Valve is an ASME Section IV temperature and pressure relief valve constructed with a bronze body. This valve features FNPT x FNPT connections and is identified by manufacturer part number 18C5125125.

Frequently Asked Questions

What is the APOLLO Temperature and Pressure Relief Valve used for?

The APOLLO Temperature and Pressure Relief Valve is used to protect water heaters and storage tanks from excessive temperature or pressure. It automatically opens to relieve pressure or discharge water when unsafe conditions occur, preventing equipment damage or failure in commercial and industrial hot-water systems.

What are the specifications of the APOLLO 18C5125125 valve?

The APOLLO 18C5125125 is an ASME Section IV temperature and pressure relief valve with a bronze body. It has FNPT x FNPT connections and is designed for use in hot-water heating systems. The bronze construction provides corrosion resistance and durability in demanding environments.

Where to buy the APOLLO 18C5125125 valve worldwide?

You can source the APOLLO 18C5125125 valve through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations. Contact us for availability and lead time on this APOLLO valve.

How to install an APOLLO temperature and pressure relief valve?

Install the APOLLO valve in the designated tapping of the water heater or tank, ensuring the discharge pipe is directed to a safe drain location. Use thread sealant on the FNPT connections and tighten to manufacturer torque specs. Never install a shutoff valve between the relief valve and the tank.

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 asme section iv temperature & pressure relief 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
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHL75-GR)
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APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHL300-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHL300-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHL200-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHL200-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHLB300-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHLB300-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHLB50-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHLB50-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHLB75-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHLB75-GR)

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