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APOLLO Principle Backflow Assembly 2": 4A, Std Configuration, Bronze, 2 in Pipe Size - Apollo RPZ Backflow Preventers
APOLLOApollo RPZ Backflow Preventers

APOLLO Principle Backflow Assembly 2": 4A, Std Configuration, Bronze, 2 in Pipe Size

The APOLLO Principle Backflow Assembly 2": 4A is a bronze Apollo RPZ backflow preventer with a 2-inch pipe size and FNPSM x FNPT connections. It features ball valve shut-off valves and is identified by manufacturer…

SKU 3G-OTH-449987

Brand
APOLLO
Item
Principle Backflow Assembly 2": 4A, Std Configuration, Bronze, 2 in Pipe Size
Category
Apollo RPZ Backflow Preventers
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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
4A208A2F
Type
Std Configuration, Bronze, FNPSM x FNPT
Pipe Size
2 in
Connection Type
FNPSM x FNPT
Shut-Off Valve Type
Ball Valve

Technical Documents

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

Product Description

The APOLLO Principle Backflow Assembly 2": 4A is a bronze Apollo RPZ backflow preventer with a 2-inch pipe size and FNPSM x FNPT connections. It features ball valve shut-off valves and is identified by manufacturer part number 4A208A2F.

Frequently Asked Questions

What is the APOLLO Principle Backflow Assembly 2" 4A used for?

The APOLLO Principle Backflow Assembly 2" 4A (MPN 4A208A2F) is a reduced pressure zone (RPZ) backflow preventer used in commercial and industrial water systems to prevent contaminated water from flowing backward into the potable supply. It is commonly installed in irrigation, fire protection, and process water lines.

What are the specifications of the APOLLO 4A208A2F backflow preventer?

The APOLLO 4A208A2F is a 2-inch bronze RPZ backflow assembly with FNPSM x FNPT connections and ball valve shut-off valves. It is part of the Principle 4A series, designed for reduced pressure zone applications. The manufacturer part number is 4A208A2F.

Where to buy the APOLLO 4A208A2F backflow preventer worldwide?

3G Electric supplies the APOLLO 4A208A2F backflow preventer 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 on this bronze RPZ assembly.

How to install the APOLLO Principle Backflow Assembly 2" 4A?

Install the APOLLO 4A208A2F in a horizontal or vertical orientation with adequate clearance for testing and maintenance. Ensure flow direction matches the arrow on the body. Use approved thread sealant on the FNPSM x FNPT connections. Always follow local plumbing codes and the manufacturer's instructions for RPZ assemblies.

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 apollo rpz backflow preventers. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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