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APOLLO Principle Backflow Assembly 3/4": 4A, Std Configuration, Bronze, 3/4 in Pipe Size - Apollo RPZ Backflow Preventers
APOLLOApollo RPZ Backflow Preventers

APOLLO Principle Backflow Assembly 3/4": 4A, Std Configuration, Bronze, 3/4 in Pipe Size

The APOLLO Principle Backflow Assembly 3/4": 4A is a bronze Apollo RPZ Backflow Preventer with a 3/4 in pipe size. It features a ball valve shut-off type and FNPSM x FNPT connection type, with manufacturer part…

SKU 3G-OTH-449978

Brand
APOLLO
Item
Principle Backflow Assembly 3/4": 4A, Std Configuration, Bronze, 3/4 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
4A204A2F
Type
Std Configuration, Bronze, Silicone
Pipe Size
3/4 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 3/4": 4A is a bronze Apollo RPZ Backflow Preventer with a 3/4 in pipe size. It features a ball valve shut-off type and FNPSM x FNPT connection type, with manufacturer part number 4A204A2F.

Frequently Asked Questions

What is the APOLLO Principle Backflow Assembly 3/4": 4A used for?

The APOLLO Principle Backflow Assembly 3/4": 4A is an RPZ backflow preventer that protects potable water supplies from cross-connection contamination in commercial and industrial plumbing systems. It is commonly installed on irrigation, boiler feed, and process water lines to prevent reverse flow.

What are the specifications of the APOLLO 4A204A2F backflow preventer?

The APOLLO 4A204A2F is a bronze RPZ backflow preventer with a 3/4 in pipe size, standard configuration, and silicone seals. It features ball valve shut-offs and FNPSM x FNPT connections. The manufacturer part number is 4A204A2F.

Where to buy the APOLLO 4A204A2F backflow preventer worldwide?

3G Electric supplies the APOLLO 4A204A2F backflow preventer to customers worldwide. As a global industrial solutions provider, we handle full logistics, customs clearance, and delivery to your site. Contact us for a quote and lead time on this bronze RPZ assembly.

How to install an APOLLO RPZ backflow preventer?

Install the APOLLO RPZ backflow preventer in a horizontal or vertical position with adequate clearance for testing and maintenance. Ensure flow direction matches the arrow on the body. Use thread sealant on the FNPSM x FNPT connections and test the assembly per local codes after installation.

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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Compatible alternatives & equivalents

Cross-referenced by specification & description
APOLLO Temperature and Pressure Relief Valve: Section IV ASME Section, FNPT x FNPT, Bronze (MPN 18C5424125)
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APPROVED VENDOR Stop and Waste Valve: 3/4 in Pipe Size, Sweat x Sweat, Brass, Lever (MPN 107-554)
APPROVED VENDOR Stop and Waste Valve: 3/4 in Pipe Size, Sweat x Sweat, Brass, Lever (MPN 107-554)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHL75-GR)
APPROVED VENDOR Float Valve Assembly: For Water Media, Angle Valve Body, Cylindrical, Bronze, FNPT (MPN AHL75-GR)
APPROVED VENDOR Manual Three-Way Ball Valve: 1/4 in, Brass, L Flow, FNPT x FNPT x FNPT, Two-Piece (MPN XV533P-4)
APPROVED VENDOR Manual Three-Way Ball Valve: 1/4 in, Brass, L Flow, FNPT x FNPT x FNPT, Two-Piece (MPN XV533P-4)
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)

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