Product Overview
The PVSE DCB-NF-4I-600V-I16A-I-II-4O DC Protection Box is designed to provide individual string protection and external isolation for solar PV strings. This 600V, 4-input/4-output configuration uses a 16A isolator and Type I & II surge protection, with pre-wired internal switchgear to help reduce installation time.
Key Features
- 4-input and 4-output DC protection box configuration.
- 600V model with 16A isolation and Type I & II surge protection as identified by the supplier model code.
- Original Stäubli MC4 solar connectors are specified for convenient PV string connection.
- IP65, UV-stabilised enclosure recommended for outdoor use.
- IK08 impact resistance and Class II double insulation.
- Pre-wired switchgear and clearly marked connectors help streamline installation.
Applications
- Solar PV string protection.
- External DC isolation for four PV string circuits.
- Residential, commercial and off-grid solar power systems where this exact configuration is specified.
Why Choose This Product?
This PVSE protection box combines string protection, external isolation and Type I & II surge protection in a pre-wired outdoor-suitable enclosure, helping installers achieve a neat and practical DC protection arrangement.
Important Notes
- Use only where the exact voltage, current, input/output and SPD configuration is suitable for the solar power system design.
- Installation must be carried out by a suitably qualified solar/electrical installer.
- The supplier datasheet states that the product image may not represent the actual product.
Technical Specifications
| Specification | Detail |
|---|---|
| Brand | PVSE |
| Model | DCB-NF-4I-600V-I16A-I-II-4O |
| Product Type | DC Protection Box |
| PV Inputs | 4 |
| DC Outputs | 4 |
| System Voltage | 600V DC |
| Isolator Rating | 16A |
| Surge Protection | Type I & II |
| Connector Type | Stäubli MC4 solar connectors |
| IP Rating | IP65 |
| Impact Resistance | IK08 |
| Insulation Class | Class II, double insulated |
| Enclosure | ABS, RAL 7035 grey base with tinted transparent PC window |
| UV Stabilised | Yes |
| Ambient Temperature Range | -25°C to +40°C |
| External Earth Stud | Yes |
Important:
All solar products, power systems, water heating and gas products and their components must be installed by appropriately qualified personnel. All installations must adhere to local wiring regulations and standards. Sustainable Online will not be held liable for any product malfunctions as a result of incorrectly installed systems.

