Pentair WellMate: Composite Pressure Tank Solutions for Modern Water Treatment Systems
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Pentair WellMate: Composite Pressure Tank Solution for Modern Water Treatment Systems
PT Watermart Perkasa is the authorized distributor and main supplier of Pentair WellMate products in Indonesia, providing a complete range of composite pressure tanks, in-line pressure tanks, micronizers, and supporting accessories for domestic, commercial, and industrial applications. WellMate products are designed to provide optimal performance, high durability, and ease of installation and maintenance in clean water treatment systems, booster pumps, and hydropneumatics.
Advantages of WellMate Products for Water Treatment Systems
- Corrosion-Proof Composite Construction: Corrosion-resistant composite material, ideal for water with aggressive chemical content and humid environments.
- Lightweight & Easy Installation: Weighs up to 50% less than steel tanks, making transportation and installation easy.
- NSF/ANSI Certified & Lead-Free: Safe for drinking water, meeting NSF/ANSI 61, Section 8 & Annex G, and NSF-372 standards.
- Enhanced Drawdown Efficiency: Greater volume of water used per tank size than conventional steel tanks.
- Low Maintenance: Does not require repainting or anti-rust treatment, reducing long-term operational costs.
WellMate Featured Products from PT Watermart Perkasa
1. WellMate Composite Pressure Tanks (WM, UT, HP, SP Series)
WellMate composite pressure tanks are available in various series and capacities, suitable for water storage, pressure boosting, water treatment, and hydropneumatic applications. Each model is designed to meet the specific needs of domestic, commercial, and agricultural water systems.
| Model | Capacity (Gal/L) | Max Operating Pressure (psi/bar) | Drawdown 30/50 (Gal/L) | Diameter (in/cm) | Height (in/cm) | System Connection (Top/Bottom) | Weight (lbs/kg) |
|---|---|---|---|---|---|---|---|
| WM-4 | 14.5 / 55 | 125 / 8.6 | 4.5 / 17.0 | 16 / 41 | 26 / 66 | 1″ MNPT Top | 17.7 / 8.1 |
| WM-9 | 25.9 / 112 | 125 / 8.6 | 9.1 / 34.4 | 16 / 41 | 44 / 112 | 1″ MNPT Top | 27 / 12.2 |
| UT-30 | 30 / 114 | 75 / 5.0 | 16 / 41 | 15 / 38 | 46 / 118.8 | 1-1/4" Socket QC | 23 / 10.4 |
| UT-80 | 80 / 303 | 75 / 5.0 | 21 / 53 | 26 / 66 | 64.2 / 163.2 | 1-1/4" Socket QC | 53 / 24.0 |
| HP-7 | 30 / 114 | 75 / 5.0 | 6.6 / 25.0 | 16 / 41 | 45.2 / 115.6 | 1-1/4" Vent Line / 1-1/4" Socket | 24 / 10.9 |
| HP-18 | 80 / 303 | 75 / 5.0 | 17.8 / 67.4 | 21 / 53 | 63.7 / 161.9 | 1-1/4" Vent Line / 1-1/4" Socket | 55 / 24.9 |
| SP-9 | 40 / 151 | 100 / 7.0 | 9 / 34 | 16 / 41 | 56.5 / 144 | 1-1/4" Socket (T/B) | 35 / 15.9 |
| SP-18 | 80 / 303 | 100 / 7.0 | 18 / 67 | 21 / 53 | 62 / 157 | 1-1/4" Socket (T/B) | 67 / 30.5 |
For full specifications and other models, please download the following product catalog:
Download wm900-composite-pressure-tank-cat.pdf
Main Applications:
- Water storage & pressure boosting
- Water treatment systems (buffer tanks, chemical dosing, iron/sulfur removal)
- Hydropneumatic installations
- Agricultural/irrigation
- Commercial & residential plumbing systems
2. WellMate Drawdown Factors - Residential Tank Sizing Calculator
Proper sizing of pressure tanks is critical for water system efficiency. WellMate Drawdown Factors Residential Tank Sizing Calculator is the ultimate reference for calculating drawdown factors based on Boyle's law, ensuring tank sizing according to cut-in/cut-out pressure and precharge pressure.
- Pressure range: 20-125 PSIG
- Drawdown factor table for various pressure combinations
- Industry standard reference for booster system design, well bore, and hydropneumatic applications
Download the full sizing calculator datasheet here:
Download WellMate_TankSizingCalculator_DrawdownFactors.pdf
Drawdown Factors Table Example
| Maximum System Pressure (PSIG/kPa/bar) | Minimum System Pressure (PSIG/kPa/bar) | 20 (138) 1.38 | 25 (173) 1.72 | 30 (207) 2.06 | 35 (242) 2.41 | 40 (276) 2.76 | 45 (311) 3.10 | 50 (345) 3.45 |
|---|---|---|---|---|---|---|---|---|
| 30 (207) 2.06 | 0.21 | |||||||
| 35 (242) 2.41 | 0.28 | 0.19 | ||||||
| 40 (276) 2.76 | 0.34 | 0.26 | 0.17 |
Notes: Drawdown factor is based on Boyle's law, but actual values may vary depending on system conditions, pressure switch/gauge accuracy, precharge pressure, and temperature.
3. WellMate In-Line Pressure Tanks (WM01 & WM02)
WellMate WM01 and WM02 In-Line Pressure Tanks are compact pressure tank solutions for domestic borehole systems and booster pump applications. Featuring a replaceable air charge valve, durable butyl diaphragm, and a lightweight, rust-resistant epoxy-coated steel shell.
| Specification | WM01 | WM02 |
|---|---|---|
| Volume (US gal/L) | 2.0 gal (7.6 L) | 4.6 gal (17.4 L) |
| Drawdown (20-40 PSI) | 0.7 gal (2.6 L) | 1.7 gal (6.1 L) |
| Drawdown (30-50 PSI) | 0.6 gal (2.3 L) | 1.5 gal (5.3 L) |
| Precharge Pressure | 20 PSI (138 kPa) | 20 PSI (138 kPa) |
| Max Working Pressure | 100 PSI (690 kPa) | 100 PSI (690 kPa) |
For the full datasheet, please download:
Download wm01-inlinepressuretank-mr14-ds.pdf
Application:
- Private residential wells
- Booster pump systems
- Water pressure stabilization for irrigation
4. WellMate Micronizer - Continuous Air Charging Device
Pentair WellMate Micronizer is a venturi-based air charging device mounted on a hydropneumatic system to maintain optimal air volume in the pressure tank. Made of non-corrosive PVC, it is easy to set up without tools, and is compatible with all WellMate tanks.
- Pipe size: 1" male NPT
- Operating flow: 5-15 gpm
- Working pressure: 10-60 psi
- Hand-adjustable air draw setting
Download the micronizer datasheet here:
Download wm107-micronizer-mr14-ds.pdf
5. WellMate Base Extender - Tank Height Increase Platform
ThePentair WellMate Base Extender is a specialized platform for raising the position of 16" diameter pressure tanks, ensuring optimal pipe alignment and ease of access. The polymeric material is corrosion resistant, lightweight, and stackable for higher elevation requirements.
| Model Number | Compatible Tanks | Supported Tank Weight | Diameter | Overall Height | Working Height | Material |
|---|---|---|---|---|---|---|
| CH14743 | All 16" diameter tanks, WM-6LP, WM-10LP | Up to 330 lbs (149.7 kg) | 16.74" (40 cm) | 5.31" (13.5 cm) | 3.9" (9.6 cm) | Polymeric, high-impact, corrosion-resistant |
Download the base extender datasheet:
Download wm303-baseextender-mr14-ds.pdf
6. WellMate Installation & Maintenance Guide
PT Watermart Perkasa provides technical support and stocks WellMate products in Indonesia, including authorized installation manuals for UT, HP and SP Series. This manual covers installation steps, precharge pressure settings, pressure relief valve installation, as well as troubleshooting and periodic maintenance tips.
- Ensure installation on a flat and firm surface
- Use flexible connectors to avoid vibration
- Set precharge pressure 4 psi below cut-in pressure
- Check air pressure and leaks regularly
Download the complete installation manual:
Download w3720-tank-instructions-mr14.pdf
Why Choose WellMate from PT Watermart Perkasa?
- Genuine Pentair WellMate product with official warranty
- Stock available for most models in Indonesia, ready for fast delivery
- Technical support and tank sizing consultation by experienced team
- Complete solution: tank, accessories, and supporting devices
Download All WellMate Datasheets & Manuals
- Download WellMate_TankSizingCalculator_DrawdownFactors.pdf
- Download w3720-tank-instructions-mr14.pdf
- Download wm01-inlinepressuretank-mr14-ds.pdf
- Download wm107-micronizer-mr14-ds.pdf
- Download wm303-baseextender-mr14-ds.pdf
- Download wm900-composite-pressure-tank-cat.pdf
Contact PT Watermart Perkasa
For technical consultation, quote request, or WellMate product order, please contact PT Watermart Perkasa via WhatsApp, email, or the contact form on our website. Our team is ready to help you choose the best pressure tank solution and water treatment accessories according to your project needs.
PT Watermart Perkasa - Authorized distributor of Pentair WellMate, Indonesia's leading composite pressure tank solution.
