# Vertical Tank CATA CTRC-30-M, 2500W, 30-75°C

**URL:** https://aio.lv/en/product--cata-03110003--5057267
**Data updated:** 2026-01-13 21:28 (EET)
**Category:** Water Heaters
**Manufacturer:** CATA
**Manufacturer code:** 03110003
**EAN:** 8422248096621
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 112.99 €
**Prices and availability valid until:** 2026-07-15 23:59
**Price without VAT (21%):** 93.38 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--cata-03110003--5057267

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | Wednesday | free |
| Courier delivery to door | 22.06.2026 | 10.94 EUR |

## Summary description

The CATA CTRC-30-M is a vertical water storage tank designed for solo boiler systems. With a maximum power of 2500W and a thermostat range of 30-75°C, it ensures efficient heating. The energy efficiency class is C, and it operates on an AC input voltage of 220-240V. Compact dimensions (440mm x 420mm x 440mm) make it suitable for various installations.

## Long description

The CATA CTRC-30-M vertical tank is a 30-litre water storage unit engineered for connection with solo boiler systems. It provides a maximum heater power of 2500W and features an adjustable thermostat with a temperature range of 30–75°C. Designed for indoor heater installation, the compact dimensions (440mm x 420mm x 440mm) and a weight of 13.5 kg make this tank suitable for installations where space is limited while maintaining stable hot water buffering capacity. The unit operates on 220–240V AC and is assigned energy efficiency class C.
Advantages
The vertical design minimizes floor footprint and allows flexible placement near the boiler. A built-in thermostat with a 30–75°C range enables precise temperature control for heating circuits or domestic hot water buffering. With a 30-litre capacity the tank reduces short-cycling of the boiler and improves system stability. The model’s compact size and indoor heater location simplify integration into mechanical rooms, utility areas or similar installations.
Suitable for (tasks / use cases)
 Solo boiler systems requiring hot water buffering
 Small residential or utility installations with limited space
 Reducing boiler cycling and stabilizing temperature delivery
 Indoor mechanical rooms or utility cupboards
Key specifications
 Type: Water storage tank (vertical)
 Placement: Vertical, indoor use
 Water tank capacity: 30 L
 Maximum heater power: 2500 W
 Thermostat temperature range: 30–75 °C
 Supply voltage: 220–240 V AC
 Energy efficiency class: C
 Dimensions (HxWxD): 440 mm x 420 mm x 440 mm
 Weight: 13.5 kg
How to use
Install the CATA CTRC-30-M vertically close to the boiler following the system manufacturer’s hydraulic and electrical guidelines. Connect the tank to the boiler circuit using appropriate piping and fittings, ensuring correct flow direction and secure connections. Set the thermostat to the desired operating temperature within the 30–75°C range to match system requirements; verify electrical supply is 220–240V AC before energizing. Commission the installation by filling the system, purging air from the tank and piping, and performing leak and functionality checks prior to normal operation.
Usage recommendations
For reliable long-term performance, use the tank indoors in a frost-free environment, follow local regulations for electrical and hydraulic installation, and schedule periodic inspections to check connections, insulation and thermostat operation. When integrating with boilers, ensure compatible control logic and safety devices are present to prevent overheating or pressure-related issues.

## Specifications

### Design

| Feature | Value |
|---|---|
| Type | Tank (water storage) |
| Placement supported | Vertical |
| Water tank capacity | 30 L |
| Heater location | Indoor |
| Fuel type | Electric |
| Input connection type | G 1/2 |
| International Protection (IP) code | IPX4 |
| Boiler system | Solo boiler system |
| Control type | Rotary |

### Performance

| Feature | Value |
|---|---|
| Thermostat range | 30 - 75 |
| Maximum power | 2500 W |
| Temperature (max) | 75 °C |

### Power

| Feature | Value |
|---|---|
| Energy efficiency class | C |
| AC input frequency | 50 - 60 |
| AC input voltage | 220-240 |

### Ergonomics

| Feature | Value |
|---|---|
| Built-in display | No |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 13.5 kg |
| Height | 440 mm |
| Width | 440 mm |
| Depth | 420 mm |

## FAQ

### How much does the Vertical Tank CATA CTRC-30-M, 03110003 cost, and is it available for purchase?

The price is 112.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 3 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on Wednesday at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Cash payment, Bank transfer, Bank cards on-line, Apple Pay, Google Pay, Installment. All transactions are 100% secure and encrypted.

### Can Vertical Tank CATA CTRC-30-M, 03110003 be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All CATA products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized CATA service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: type, placement supported, water tank capacity, heater location, energy efficiency class, weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

### Where can I download the instructions for Vertical Tank CATA CTRC-30-M, 03110003?

You can download the instructions in PDF format from the “Instructions” section on the product description page. The file contains complete information about installation, setup, and usage.

## Image

https://aio.lv/img/cache/product/5057267/65369669_large.webp