MidNite Solar Disconnecting Combiner Enclosure for 8 Strings NEMA Type 3R Aluminum - MNPV8HV-DISCO 3R

The MNPV8HV-DISCO 3R is a convertible 8-string PV disconnecting combiner with field-configurable options for parallel, 2-inverter, or non-isolated (transformerless) inverter applications. Features 80 or 160 amp busbars depending on configuration, with a 100 amp or 175 amp load-break rated switch (depending on configuration), rated for 600 volts maximum. The red handle is lockable in the OFF position. Includes one MNSPD-600 surge protection device, eight MNTS fuse holders with 15A/600V fuses installed, eight 1/2" strain reliefs, and hardware. Type 3R aluminum enclosure won't rust. Made in the USA with a 5-year warranty. ETL listed for US.

Key Features & Benefits

Convertible Field Configuration: Can be reconfigured for three different applications: parallel (single inverter), 2-inverter (two separate 4-string combiners), or non-isolated (positive and negative disconnection for transformerless inverters).

8-String Capacity: Accommodates up to 8 PV source circuits with 15A/600V fuses pre-installed in touch-safe MNTS fuse holders.

600V Maximum Voltage: Rated for up to 600V DC, suitable for high-voltage grid-tie PV systems and transformerless inverters.

Load Break Rated Switch: 100 amp or 175 amp load-break rated switch (depending on configuration) with two poles in series.

Lockable OFF Position: Red switch handle can be locked in the OFF position for safe maintenance and compliance with NEC requirements.

Integrated Surge Protection: Includes one MNSPD-600 surge protection device (additional SPD sold separately for 2-inverter configurations).

Type 3R Aluminum Enclosure: Rainproof, rustproof aluminum enclosure with stainless steel hardware for outdoor installations.

See-Through Deadfront: Includes transparent deadfront for safety while allowing visual inspection.

Color-Coded Busbar Guards: Included for enhanced safety and easy identification.

90°C Terminals: High-temperature rated terminals for safe operation.

Rapid Shutdown Compatible: Compatible with MidNite Solar's Birdhouse rapid shutdown system (requires MNDISCOPSB power supply board, sold separately).

Made in USA: Proudly manufactured in the United States.

5-Year Warranty: Backed by MidNite Solar's 5-year limited warranty.

Technical Specifications

Included Components

• 8 - MNTS touch-safe fuse holders with 15A/600V fuses installed

• 1 - MNSPD-600 surge protection device

• 8 - 1/2" strain reliefs (MNSR-1000)

• 8 - 1/2" locknuts

• Hardware kit: bolts, nuts, screws, ring terminals, pin terminals, wrenches, busbars

• See-through deadfront with color-coded busbar guards

Product Documents

Brochure (All Disco Models): Download PDF

Installation Manual: Download PDF

ETL Authorization: Download PDF