Accumulation tank (without coils) PROSAT Silver 800
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Description
PROSAT SILVER is a modern buffer tank designed for thermal energy storage in central heating systems. It has been engineered with a strong focus on efficiency, durability, and reliable long-term operation. Compatible with a wide range of heat sources, including heat pumps, heating boilers, and renewable energy systems, it is suitable for both new installations and heating system upgrades.
PROSAT SILVER – Efficient Heat Storage
The PROSAT SILVER buffer tank enables efficient accumulation and utilization of thermal energy whenever heating demand increases. This helps optimize the operation of the entire heating system, reduce the number of heat source start-up cycles, and improve overall energy efficiency. It is particularly well suited for single-family homes where both operating cost savings and indoor comfort are important.
PROSAT SILVER – Compact Dimensions and Square Design
One of the key advantages of the PROSAT SILVER series is its compact size and square-shaped construction, which sets it apart from traditional cylindrical buffer tanks. This design makes transportation, handling, and installation significantly easier, especially in confined technical rooms. The square shape also allows the tank to be positioned neatly against walls or in corners, maximizing the use of available space.
High-Performance Thermal Insulation
PROSAT SILVER features effective thermal insulation that minimizes heat loss and helps maintain a stable temperature inside the tank. The high-quality insulating materials allow stored heat to be retained for extended periods, improving the efficiency of the entire heating system. In addition, the insulation contributes to lower energy consumption and increased system longevity. Choosing a PROSAT SILVER buffer tank means investing in an efficient, durable, and modern solution for thermal energy management.
Technical Specifications
| Parameter | Unit | Silver 200 | Silver 300 | Silver 500 | Silver 800 | Silver 1000 |
| Storage Capacity | [L] | 198 | 274 | 505 | 794 | 960 |
| Maximum Operating Temperature | [°C] | 90 | ||||
| Minimum Operating Temperature | [°C] | 6 | ||||
| Maximum Operating Pressure | [bar] | 3 | ||||
| Standing Heat Loss | [W] | 75 | 89 | 114 | 118 | 122 |
| Energy Efficiency Class | [-] | C | ||||
| Insulation Material | [-] | PUR Foam | ||||
| Net Weight | [kg] | 88 | 108 | 205 | 270 | 320 |
Dimensions

| Buffer Tank Dimensions | |||||||||||||
| Dimension / Model | A | B | C | D | E | F | G | H | I | J | K | L | Ł |
| [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | [mm] | |
| Silver 200 | 1302 | 1146 | 808 | 470 | 132 | 567 | 1146 | 639 | 132 | 59 | 248 | 522 | 268 |
| Silver 300 | 1302 | 1146 | 808 | 470 | 132 | 732 | 1146 | 639 | 132 | 59 | 413 | 522 | 268 |
| Silver 500 | 1569 | 1403 | 1003 | 534 | 134 | 834 | 1403 | 708 | 158 | 61 | 468 | 682 | 348 |
| Silver 800 | 1948 | 1776 | 1276 | 638 | 138 | 947 | 1776 | 1076 | 158 | 61 | 570 | 750 | 381 |
| Silver 1000 | 1958 | 1776 | 1276 | 638 | 138 | 1082 | 1776 | 1182 | 158 | 61 | 644 | 767 | 389 |
Which Buffer Tank Is Easiest to Move into a Boiler Room?
If easy transportation and installation are important, PROSAT SILVER is an excellent choice. Its compact dimensions make it easier to carry through doorways and narrow passages. An additional advantage is its square design, which simplifies placement against walls and allows more efficient use of boiler room space.
Which Buffer Tank Is Easiest to Move into a Basement?
PROSAT SILVER is particularly well suited for basement installations. Its compact construction makes transportation through stairways, hallways, and door openings much easier. Unlike traditional round tanks, its square-shaped design allows for more convenient handling during installation and better utilization of available floor space once installed.

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