Enphase QD Cable 12AWG (4-Conductor) for 60–72 Cell Modules – QD-12S-20-120

Enphase QD Cable 12AWG (4-Conductor) for 60–72 Cell Modules – QD-12S-20-120

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Enphase QD Cable 12AWG (4-Conductor) for 60–72 Cell Modules – QD-12S-20-120

Enphase QD Cable 12AWG (4-Conductor) for 60–72 Cell Modules – QD-12S-20-120

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MPN No: QD-12S-20-120
Regular price $4,882

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Regular price $4,882

Enphase QD Cable 12AWG (4-Conductor) for 60–72 Cell Modules – QD-12S-20-120

The Enphase QD-12S-20-120 QD Cable is an integral component of the IQ8 Commercial Microinverter system, designed for three-phase 208V PV applications. This connectorized AC trunk cable enables fast, reliable microinverter interconnection while supporting efficient system layout for commercial solar installations.

With 2.4 meter (7.9 ft) connector spacing optimized for landscape module orientation, the QD Cable simplifies installation, reduces wiring complexity, and ensures consistent performance across the AC branch circuit. 


Key Technology

  • Designed for IQ8 Commercial Systems
    Optimized for use with Enphase IQ8 commercial microinverters in 208V three-phase solar systems. :

  • Self-Phase Balancing
    Automatically distributes phases to simplify system design and improve electrical balance. 

  • Neutral Sensing Protection
    Provides phase loss protection through integrated neutral sensing capabilities.

  • Plug-and-Play Installation
    Pre-connectorized cable reduces installation time and complexity while minimizing field wiring. 

  • Durable Outdoor Construction
    Rated for wet environments with UV, oil, and sunlight resistance for long-term reliability. :contentReference[oaicite:5]{index=5}

  • Phase Identification System
    Clearly labeled connectors (C1, C2, C3) for easy phase identification and installation accuracy. 


Best Uses

  • Commercial Solar Installations
    Ideal for three-phase PV systems using Enphase IQ8 commercial microinverters.

  • Large Rooftop Systems
    Optimized for landscape-oriented module layouts with consistent spacing.

  • Streamlined AC Trunk Wiring
    Reduces balance-of-system components and installation time.


Product Specifications

Specification Details
Manufacturer Enphase Energy
Model QD-12S-20-120
Product Type QD Cable (Connectorized AC Trunk Cable)
Conductor Size 12 AWG, 4 Conductors
Connector Spacing 2.4 m (7.9 ft)
Module Orientation Landscape
Connector Count 120 connectors per box
Voltage Rating 600 V (277 VAC connector rating)
Conductor Type THHN/THWN-2 (wet/dry rated)
Max AC Conductor Resistance 5.43 Ω/km
Outer Diameter 11.5 mm
Environmental Rating UV Resistant, Oil Resistant, Outdoor Rated
Certifications UL 3003, UL 9703, RoHS, CE
Application IQ8 Commercial Microinverter Systems (3-Phase 208V)

 

About Enphase Energy:

Enphase Energy is a global leader in solar microinverter and energy management technology, delivering innovative solutions for efficient, reliable, and scalable solar installations.


Efficient AC Trunk Cabling for Commercial Solar Systems

The Enphase QD-12S-20-120 QD Cable simplifies commercial solar installations with pre-configured connectors, reliable performance, and optimized design for three-phase systems.

 

Why Buy From US Solar Supplier

US Solar Supplier is an American-founded company based in Kentucky dedicated to offering top-quality solar components from trusted manufacturers. We provide competitive pricing, dependable inventory, and products backed by warranties you can trust.

Our inventory is updated daily with the latest solar technologies, and our experienced team is ready to assist with product selection, system design, and installation guidance.


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Have questions before you order? Call 1-800-230-7004 to speak with our knowledgeable support team. We’re here to help with product details, compatibility questions, or purchasing support.

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