Joule Zenith Zero 180/30L (Slim)
- Description
- Downloads
- Warranty
Description
The 180/30L Zenith Zero (Slim) is part of the Joule Zenith Zero range of heat pump cylinders. This model combines a slim cylinder format with an integrated buffer vessel, helping simplify system design for domestic heat pump installations.
The Zenith Zero range is designed as a universal option that can be paired with a variety of domestic heat pumps. For installers, this can help reduce the need for separate external components while still providing a practical hot water cylinder solution.
Key features:
- Zenith Zero cylinder with integrated buffer vessel
- Universal compatibility with domestic heat pump systems
- Slim cylinder configuration
- 180/30L Slim capacity format
- Designed to support simpler heat pump system layouts
Please refer to the manufacturer specification page and Zenith range brochure in the downloads tab for supporting product information.

Dimensions
| A (mm) | 2045 |
|---|---|
| B (mm) | 475 |
| C (mm) | 185 |
| D (mm) | 190 |
| E (mm) | 200 |
| F (mm) | 255 |
| G (mm) | 445 |
| H (mm) | 615 |
| I (mm) | 620 |
| J (mm) | 1311 |
| K (mm) | 1571 |
| L (mm) | 1745 |
| M (mm) | 1845 |
| N (mm) | 2020 |
Product Overview
Works with any heat pump and features a slimline design with an integrated buffer.
There’s no need for an extra buffer or volumiser, and it comes supplied with a full 3G kit.
An optional 3 kW heater can be added to the buffer vessel to provide reliable backup heating if required.
Product Details
| Product Code | HUZNZ-SL-18030 |
|---|---|
| Item Description | 180/30L Zenith Zero (Slim) |
| Capacity | 210 L |
| Brand | ZENITH ZERO |
| ERP Type | Indirect Unvented |
| Item Category Code | Heat Pump |
| Product Group Code | CYCLONE PP |
Product Specification
| Actual Capacity (Ltr) | 201 |
|---|---|
| Unit Weight Empty (kg) | 65 |
| Unit Weight Full (kg) | 266 |
| No Immersions | 1 |
| Immersion Spec | 3 kW @ 230Vac |
| Max Mains Water Pressure (Bar) | 10 |
| Operating Pressure (Bar) | 7 |
| Safety Valve Temperature (°C) | 90 |
| Warranty Terms | 25 Years |
| Heat Loss | 1.56 |
| Thermal Insulation | Dense PU Foam |
| Cylinder Material | LDX 2101 |
| Outer Casing | DX52D + Z100 + OC |
| Coil Material | 316L Stainless Steel |
| Foam Thickness | 45 mm |
| No Heat Exchangers | 1 |
| Coil 1 Rating (kW) | 34.1 |
| Coil 1 Surface Area (m²) | 2 |
| Coil 1 Max Primary Pressure (Bar) | 6 |
| Coil 1 Resistance (Bar) | 0.03 |
| Tested to Standard | EN 12897, EN 60335-1, EN 60335-2-21, EN IEC 55014-1 & -2, EN IEC 61000-3-2 & -3-3 |
Warranty Information
Once commissioned, the Joule Zenith range is eligible for:
- 1 year labour warranty
- 2 years parts warranty
- 25 year cylinder shell warranty
Warranty applies once the system has been fully commissioned in accordance with manufacturer guidelines.



