Discontinued APsystems Accessories

APsystems offers a range of accessories to ensure proper installation and function of our microinverter systems. See your installation manual or contact our technical support department to determine the proper, certified APsystems accessories for your application.

These microinverters have been discontinued.

APsystems QS1

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QS1 AC Bus

  • Provides the junction of the inverter’s AC output side and grid connection
  • CSA/TUV certified
  • 2,5mm2 (12AWG)，U-1000-RO2V ( TC-ER)
  • 3-wire (includes internal ground)
  • Drop length: 2M or 4M options
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QS1 AC Connector Unlock Tool

  • Unlocks the inverter and AC Bus
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QS1 AC Bus T-CONN Cap

  • Protects the unused T-CONN on the AC Bus
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QS1 AC Bus End Cap

  • Applicable models：YC500i & YC600
  • Provides water proof for the end of AC Bus

APsystems YC1000-3

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YC1000-3 Trunk Cable

Part No. Cable-2 (for 2 meter trunk cable for portrait array orientation)

Part No. Cable-4 (for 4 meter trunk cable for landscape array orientation)

YC1000-3 Trunk cable. The 14 AWG cable is sold with two part unique part numbers – with connectors spaced at 2 meters or 4 meters. The varied spacing allows the YC1000-3, Model 208 or 480, to be installed in landscape or portrait.

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AC End Cap – YC1000

  • Applicable models：YC1000
  • Locks on and seals contacts on an unused terminal on the YC1000 Trunk Cable.
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AC End Cap – YC1000

Part No. AC End Cap – YC1000

Terminates the bare wire on the Trunk Cable for the YC1000.

  • Weather proof termination cap for the bare wire end of the YC1000 Trunk Cable.
  • Insert five bare wires into five cable clamps to terminate
  • 41 mm size

APsystems YC500A

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Pair of MC4 Caps (Male and Female)

Part No. MC4 Caps

When only one side of dual YC500 A-NA microinverter is attached to a PV module (Example: odd number of PV modules in circuit). Then these caps should be used to protect the unused MC4 wires on the YC500 A-NA. Also used with our YC1000-3 microinverter model.

  • Female cap is used to cover and protect unused MC-4 male connector coming from second pair of YC500 A-NA DC connections.
  • Male plug is used to protect unused MC-4 female connector in same application.
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AC 25A Female Cap

Part No. End Cap-F

Locks onto female AC connector on short lead of YC500 A-NA microinverter, and terminates the microinverter string.

  • Weatherproof termination cap with tamperproof lock
  • 32mm size
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AC Termination Cable

Part No. AC Cable-F

Provides connection from junction box to first microinverter in string.

  • Connector at one end, bare wire at other
  • 6 ft, 3 conductor connector, 12AWG, 600V
  • Type TC-ER, 90C, -40C
  • Insulation color red-black-white
  • UL certified
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AC Extension Connector Cable

Part No. AC-EXT

Provides connection between microinverters on the same branch circuit that are > 6 ft apart.

  • Male connector on one end, female on the other
  • 12 AWG, 600V
  • Type TC-ER, 90C, -40C
  • Insulation color red-black-white
  • UL certified
  • Available in 1M, 2M & 4M

APsystems YC500i

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YC500i AC Bus

  • Applicable models：YC500i
  • Provides the junction of the inverter’s AC output side and grid connection
  • CSA/TUV certified
  • 2,5mm2 (12AWG)，U-1000-RO2V ( TC-ER)
  • Drop Length：2M
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YC500i AC Bus T-CONN Cap

  • Applicable models：YC500i
  • Protects the unused T-CONN on the AC Bus
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YC500i AC Bus End Cap

  • Applicable models：YC500i
  • Provides water proof for the end of AC Bus
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YC500i AC Connector Unlock Tool

  • Applicable models：YC500i
  • Unlocks the inverter and AC Bus