Joule Zenith Zero 300/70L (Max)
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Description
The 300/70L Zenith Zero (Max) is part of the Joule Zenith Zero range of heat pump cylinders. This model combines a max 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
- Max cylinder configuration
- 300/70L Max 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) | 2183 |
|---|---|
| B (mm) | 600 |
| C (mm) | 218 |
| D (mm) | 218 |
| E (mm) | 279 |
| F (mm) | 393 |
| G (mm) | 612 |
| H (mm) | 813 |
| I (mm) | 813 |
| J (mm) | 1103 |
| K (mm) | 1340 |
| L (mm) | 1483 |
| M (mm) | 1822 |
| N (mm) | 1923 |
| O (mm) | 2160 |
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-MX-30070 |
|---|---|
| Item Description | 300/70L Zenith Zero (Max) |
| Capacity | 385 L |
| Brand | ZENITH ZERO |
| ERP Type | Indirect Unvented |
| Item Category Code | Heat Pump |
| Product Group Code | CYCLONE PP |
Product Specification
| Actual Capacity (Ltr) | 368 |
|---|---|
| Unit Weight Empty (kg) | 89 |
| Unit Weight Full (kg) | 457 |
| 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 | 1.97 |
| 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) | 32.1 |
| Coil 1 Surface Area (m²) | 2.5 |
| 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.
