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PENTAIR Water Tank: Vertical, 40.3 gal Tank Capacity, Fiberglass, 38 psi Precharge Pressure - Residential Fiberglass Well Water Tanks
PENTAIRResidential Fiberglass Well Water Tanks

PENTAIR Water Tank: Vertical, 40.3 gal Tank Capacity, Fiberglass, 38 psi Precharge Pressure

The PENTAIR Water Tank: Vertical is a residential fiberglass well water tank with a 40.3 gal capacity and 38 psi precharge pressure, featuring a bladder design. It is an inline installation type, not ASME rated, and…

SKU 3G-OTH-95803

Also listed as: WM12WB · WM 12WB

Brand
PENTAIR
Item
Water Tank: Vertical, 40.3 gal Tank Capacity, Fiberglass, 38 psi Precharge Pressure
Category
Residential Fiberglass Well Water Tanks
Available to Order
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Worldwide Shipping
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Technical specs
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Local availability & support — the Philippines

Delivery
5–8 business days door-to-door; Bureau of Customs clearance typically 2–4 business days.
Payment
Invoicing in PHP or USD. Bank transfer and corporate PO accepted.
Ships to
Manila, Quezon City, Cebu, Davao, Batangas

Technical Specifications

PENTAIR
Manufacturer Part Number
WM-12WB
Type
Fiberglass, Bladder
Product Type
Water Tank
Tank Capacity
40.3 gal
ASME Compliance
Not Rated
Tank Install Type
Inline
Precharge Pressure
38 psi
Includes Pump Stand
No Pump Stand Included
ASME Boiler and Pressure Rated
Not Rated ASME Section VIII Division 1

Technical Documents

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

Product Description

The PENTAIR Water Tank: Vertical is a residential fiberglass well water tank with a 40.3 gal capacity and 38 psi precharge pressure, featuring a bladder design. It is an inline installation type, not ASME rated, and does not include a pump stand. This product is identified by manufacturer part number WM-12WB.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

What is the PENTAIR WM-12WB water tank used for?

The PENTAIR WM-12WB is a residential fiberglass well water tank designed to store and pressurize water in home well systems. Its 40.3 gal capacity and 38 psi precharge pressure help reduce pump cycling and maintain consistent water pressure for household use.

What are the specifications of the PENTAIR WM-12WB water tank?

The PENTAIR WM-12WB is a vertical, inline-install water tank with a 40.3 gal capacity, 38 psi precharge pressure, and a fiberglass bladder design. It is not ASME rated and does not include a pump stand. The manufacturer part number is WM-12WB.

Where to buy the PENTAIR WM-12WB water tank worldwide?

You can source the PENTAIR WM-12WB water tank through 3G Electric, a global industrial equipment distributor. We handle full logistics, customs clearance, and delivery to worldwide destinations, ensuring the tank reaches your site reliably.

How to install the PENTAIR WM-12WB water tank?

Install the PENTAIR WM-12WB inline with your well system piping, ensuring the tank is vertical and securely mounted. Set the precharge pressure to 38 psi before connecting water. Follow standard well-tank installation practices and local plumbing codes for best results.

Used in

Common applications for PENTAIR
Residential well water storage — Pentair WM-12WB vertical fiberglass tank (40.3 gal) for pressure maintenance
Point-of-use drinking water filtration — Pentair 655116-96 sediment filter (0.5 micron) for lindane reduction
Pond and waterfall circulation — Pentair 2430 waterfall pump (1/3 hp) for decorative water features
Residential well water storage — Pentair WM-35WB vertical fiberglass tank (119.7 gal) for larger households
Under-sink carbon filtration — Pentair 655126-96 carbon filter (0.5 micron) for cyst reduction
Small-scale water pressure systems — Pentair WM-6 vertical tank (20 gal) for compact installations

PENTAIR Products

3G Electric supplies PENTAIR residential fiberglass well water tanks. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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