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APOLLO Second Check Repair Kit: Second Check Repair Kit, 3⁄4 in Compatible Valve Size - Repair Kits & Parts for Apollo Backflow Preventers
APOLLORepair Kits & Parts for Apollo Backflow Preventers

APOLLO Second Check Repair Kit: Second Check Repair Kit, 3⁄4 in Compatible Valve Size

The APOLLO Second Check Repair Kit (SKU 4A00402, MPN 4A00402) is a repair kit for Apollo backflow preventers, designed for use with a 3/4 in compatible valve size. It is compatible with manufacturer model number…

SKU 3G-OTH-434341

Brand
APOLLO
Item
Second Check Repair Kit: Second Check Repair Kit, 3⁄4 in Compatible Valve Size
Category
Repair Kits & Parts for Apollo 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
4A00402
Type
4ALF204A2F
Compatible Valve Size
3⁄4 in
Compatible with Mfr. Model No.
4ALF204A2F

Technical Documents

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

Product Description

The APOLLO Second Check Repair Kit (SKU 4A00402, MPN 4A00402) is a repair kit for Apollo backflow preventers, designed for use with a 3/4 in compatible valve size. It is compatible with manufacturer model number 4ALF204A2F.

Frequently Asked Questions

What is the APOLLO Second Check Repair Kit used for?

The APOLLO Second Check Repair Kit is used to service Apollo backflow preventers, specifically for replacing the second check valve assembly. It is designed for 3/4 in compatible valve sizes and fits manufacturer model 4ALF204A2F, helping maintain backflow prevention in water systems.

What are the specifications of the APOLLO Second Check Repair Kit?

The APOLLO Second Check Repair Kit (MPN 4A00402, SKU 3G-OTH-434341) is compatible with a 3/4 in valve size and fits Apollo model 4ALF204A2F. It is a repair kit for the second check assembly in Apollo backflow preventers, ensuring proper sealing and function.

Where to buy the APOLLO Second Check Repair Kit worldwide?

You can source the APOLLO Second Check Repair Kit through 3G Electric, a global industrial equipment distributor. We handle logistics, customs clearance, and delivery to worldwide destinations, ensuring the kit reaches your facility for backflow preventer maintenance.

How to install the APOLLO Second Check Repair Kit?

To install the APOLLO Second Check Repair Kit, first isolate the backflow preventer and relieve pressure. Remove the access cover, extract the old second check assembly, and replace it with the new kit components. Reassemble and test per Apollo guidelines. Always follow local plumbing codes.

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 repair kits & parts for apollo 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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