DEAKONET ® EU Registered Trademark
Pressurized Water Tanks Product Catalog 2026
Stainless Steel Inner Tank · SUS304 Standard / SUS316 Optional · OEM-Ready
🔒 8 Bar Standard Pressure
🌡️ Up to 100°C
📦 50–1000 L
🏷️ OEM Logo-Ready
🔩 SUS304 / SUS316
🏭 20+ YearsR&D & Manufacturing
🌍 50+ CountriesAnnual Export Programs
📦 12,000+ UnitsExported Annually
📐 30,000 m²Modern Factory
DEAKONET pressurized water tanks are designed for domestic hot water, buffer storage, heat pump integration, solar thermal systems, and boiler backup. Built with SUS304 stainless steel inner tanks and premium insulation, they offer reliable performance for residential and commercial applications.
Capacity Range
50 L 100 L 150 L 200 L 250 L 300 L 400 L 500 L 600 L 800 L 1000 L
Series Overview
| Series |
Configuration |
Capacity Offering |
| Series A |
Single Tank – DHW / Buffer / Multi-Purpose |
50 / 100 / 150 / 200 / 250 / 300 / 400 / 500 / 600 / 800 / 1000 L |
| Series B |
Twin-Tank 2-in-1 Housing – Buffer + DHW |
Custom volume ratios |
Series A: Single Tank
For domestic hot water, buffer storage, and multi-purpose use.
| Model |
Volume |
Max. Temp. |
Max. Pressure |
| DEA-050 |
50 L |
100°C |
8 Bar |
| DEA-100 to DEA-300 |
100–300 L |
100°C |
8 Bar |
| DEA-400 to DEA-1000 |
400–1000 L |
100°C |
8 Bar |
Series B: Twin-Tank 2-in-1 Housing
One housing contains 2 inner tanks: Buffer Tank + DHW Tank. Saves space and installation time. Custom volume ratios available (e.g., 80L Buffer + 120L DHW).
Material Options
| Material |
Application |
Corrosion Resistance |
Drinking Water Compliance |
| SUS304 Standard |
General residential and commercial use |
High |
Compliant after passivation |
| SUS316 Optional |
Coastal areas and aggressive water |
Very High |
Compliant after passivation |
Technical Specifications
| Component |
Specification |
| Inner Tank Material |
SUS304 stainless steel (SUS316 optional) |
| Surface Treatment |
Passivation treatment for potable-water-oriented performance |
| Insulation |
High-density CFC-free polyurethane foam, 50mm standard |
| Outer Casing |
White PVC or metal casing (RAL color customization available) |
| Connections |
G 3/4" to G 2"; positions and sizes customizable |
| Operating Limits |
8 Bar standard pressure · 95°C max. working temperature |
| Optional Electric Heater |
1.5 kW / 3 kW / 6 kW / 9 kW |
| Optional Heat Exchange Coil |
Built-in stainless steel coil for DHW preparation |
Key Features
- Passivation Treatment — Removes free iron and forms a protective oxide layer for long-term corrosion resistance
- Weld Quality — Automated argon arc welding supports smooth, leak-free seams without oxidation discoloration
- Potable Use — Designed to meet drinking water hygiene standards for domestic hot water applications
- Built-in Coil Option — Stainless steel heat exchange coil for rapid DHW heating with multiple heat sources
- High-Density Insulation — CFC-free polyurethane foam minimizes heat loss
Application Diagram – Heat Pump System Integration
🔁 Heat Source Loop
Air source heat pump supplies heating energy through the hydronic circuit.
📦 Buffer Tank
Stabilizes system flow and improves heat pump operating efficiency.
🚿 DHW Tank
Indirect water heater with internal coil prepares sanitary hot water.
🔥 Multiple Heat Sources
Compatible with air source heat pumps, solar thermal, gas boilers, and electric heaters.
OEM / ODM Customization
| Customization Option |
Details |
| Branding |
Laser logo or silk printing for DEAKONET or private label programs |
| Color |
RAL code customization for outer casing |
| Connections |
Position, size and thread type customization |
| Heater Elements |
Custom power ratings from 1.5 kW to 9 kW |
| Twin-Tank Split |
Custom volume ratios (e.g., 80L Buffer + 120L DHW) |
| Material Upgrade |
SUS316 available upon request |
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