Enphase IQ8P Microinverters
31 © 2024 Enphase Energy Inc. All rights reserved. January 2024
IOM-00002-1.0
This product is UL listed as PV rapid shutdown equipment and
conforms with NEC 2014, NEC 2017, NEC 2020, and NEC 2023
section 690.12 and C22.1-2018 rule 64-
systems, for AC and DC conductors, when installed according
to manufacturer’s instructions.
1. Pairing PV modules with wattage above the limit may result in additional clipping losses. See the compatibility calculator for
suitability at https://enphase.com/en-ph/installers/microinverters/calculator.
IQ Cable specifications
Specification Value
Voltage rating 600 V
Voltage withstand test (kV/1 min) AC 3.0
Max DC conductor resistance (20ºC) (Ω/km) 5.433
Insulation resistance (20ºC) ≥20 M (Ω/Km)
System temperature range (ambient) -40ºC to 65ºC (-40ºF to 149ºF)
Cable temperature rating 90ºC Dry/90ºC Wet
Cable rating DG
Certification UL3003, TC-ER equivalent
Flame test rating FT4
Cable conductor insulator rating THHN/THWN-2
Environmental protection rating IEC 60529 IP67NEMA 6
UV resistance 720 h
Compliance
RoHS, OIL RES I, CE, UV resistant, combined UL for Canada
and the United States
Conductor size 12 AWG
Maximum loop size 12 cm (4.75 ")
Flat cable dimensions 6 mm x 9.5 mm (0.2" x 0.37")
Sealing cap dimensions 38.6 mm x 20 mm (1.5" x 0.7")
Cable connector dimensions 20 mm x 1.1 mm x 6.5 mm (0.7" x 0.04" x 0.25")
Enphase connector ratings
Enphase connectors on the cable assemblies in the following table have a maximum current of 20 A,
a maximum OCPD of 20 A, and a maximum ambient temperature of -40° to 79°C (-40° to 174.2°F) and
are rated for disconnection under load.
Part number Model Maximum voltage
840-00387 Q-12-10-240 277 VAC
840-00389 Q-12-20-200 277 VAC
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