Panel-to-Combiner
DC Trax™ String Harness
Pre-Terminated PV DC MC4 String Assemblies
Factory-assembled, pre-terminated PV DC cable assembly linking photovoltaic panel strings to combiner boxes or inverter inputs. Based on high-quality cross-linked PV DC cable to IEC 62930. Eliminates on-site crimping. Each assembly is custom manufactured to your specific site layout with precise cable lengths, markings, and labelling.
1500 VDC
Zero On-Site Crimping
IP68 Rated
Custom Lengths
TUV Certified
Zoom
Zoom
Zoom
Zoom
1500V
Rated Voltage
82A
Max Current (16mm²)
IP68
Connections Rated
50A
Max Inline Fuse
90°C
Max Temp
7
Max String Config
7yr
Warranty
Configurations
String Harness Configurations
| Configuration | Description | Wire Sizes | Application |
|---|---|---|---|
| Straight | Single in-line splice with overmoulded fuse | 4–10 mm² | Standard string extension |
| T-Configuration | T-junction with wire tie loop for mounting | 4–10 mm² | Branch connections |
| Y-Configuration | Y-junction merging 2 strings to 1 line | 4–10 mm² | String combination |
| Double-Y | Double Y-junction merging 4 strings to 1 line | 4–10 mm² | High-density arrays |
| Multi-String (3–8) | Multiple string positive or negative harness with fuses | 4–16 mm² | All module types |
| Voltage Rating | 1500 VDC |
| Max. DC Current | 20A (4mm²) / 45A (6mm²) / 65A (10mm²) / 82A (16mm²) |
| Max. Input Overcurrent Protection | 5A–50A (configurable) |
| Max. Operating Temperature | 90°C |
| Wet Hi-Pot Leakage Current | < 1 µA |
| Cable Insulation | Cross-linked polyolefin UV resistant |
| Moulding Material | Proprietary thermoplastic elastomer — weather resistant bond |
| Conductor | Class B or C compressed concentric strand annealed copper |
| Cable Rating | PV rated, 90°C wet or dry, RoHS compliant |
| Cable Standard | UL 4703 (PV Wire) / IEC 62930 / EN 50618 |
| Fuse Range | 2A to 50A in-line fusing available |
| Certification | TUV certified to IEC 62930 and IEC 62852 up to 1500 VDC |
| Warranty | 7 years standard |
| Multi-Contact (Stäubli) | MC4 / MC4-Evo 2 — IEC 62852:2014 |
| Amphenol | H4 / UTX — IEC 62852:2014 |
| Phoenix Contact | SUNCLIX — IEC 62852:2014 |
| Others | Available on request — subject to verification |
| Site-Specific Harnesses | Custom-designed harnesses for your specific site layout |
| Custom Length Whips | Custom length whips and home-runs available |
| Packaging | Bulk packaging or custom reel layouts |
| Cable Ends | Hard cut or stripped ends |
| Identification | Coloured insulation or coloured stripes available |
| Labelling | Combiner number, row and string number labelled each end |
Custom String Harness for Your Site
Provide your site layout and we'll engineer harnesses to your exact requirements.
EESA Typically replies in minutes
Hi there! 👋 Need a quote or product details? Share your info and our team will reply on WhatsApp shortly.