We ship worldwide — Singapore, Australia, Malaysia, Indonesia, Philippines, India, Middle East & more

3G Electric
Image not available
APOLLOASME Section IV Temperature & Pressure Relief Valves

APOLLO 18C402X38 ASME Section IV Temperature & Pressure Relief Valve

The APOLLO Temperature and Pressure Relief Valve: M x F is an ASME Section IV temperature and pressure relief valve with a bronze body. It features a 3/4 in x 3/4 in connection size and is identified by manufacturer…

SKU 3G-OTH-437128

Brand
APOLLO
Item
18C402X38 ASME Section IV Temperature & Pressure Relief Valve
Part Number
18C402X38
Category
ASME Section IV Temperature & Pressure Relief Valves
Available to Order
Also known as:18C402X38APOLLO
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineerMessage via Telegram
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

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
18C402X38
Type
Bronze
Body Material
Bronze
Connection Size
3/4 in x 3/4 in

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The APOLLO Temperature and Pressure Relief Valve: M x F is an ASME Section IV temperature and pressure relief valve with a bronze body. It features a 3/4 in x 3/4 in connection size and is identified by manufacturer part number 18C402X38.

Frequently Asked Questions

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

The APOLLO 18C402X38 is an ASME Section IV temperature and pressure relief valve designed to protect water heaters and boilers from overpressure and overtemperature. Its bronze body and 3/4 in x 3/4 in connection make it suitable for commercial and industrial hot-water systems.

What are the specifications of the APOLLO 18C402X38 valve?

The APOLLO 18C402X38 is a bronze-bodied temperature and pressure relief valve with a 3/4 in x 3/4 in male x female connection. It is ASME Section IV rated and carries manufacturer part number 18C402X38. The bronze construction provides corrosion resistance in hot-water applications.

Where to buy the APOLLO 18C402X38 valve worldwide?

3G Electric supplies the APOLLO 18C402X38 temperature and pressure relief valve to customers worldwide. We handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this bronze-bodied ASME Section IV valve.

How to install an APOLLO temperature and pressure relief valve?

Install the APOLLO 18C402X38 valve in the designated tapping of the water heater or boiler, ensuring the discharge pipe is directed to a safe drain. Use thread sealant on the 3/4 in male connection. Never cap or plug the outlet. Follow local codes and the manufacturer's instructions.

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.
Not sure this is the right part? Photo-identify it

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.

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from APOLLO

View all APOLLO parts

Customer reviews

No reviews yet — be the first

Questions & answers

No questions yet — ask us the first