MNSOB3R-4P is a Disconnect switch. It has a 4 channel switch that breaks both the positive and negative of two isolated PV strings to a Transformer-less inverter. It has a combined rating of 600v and 20 amps as shipped. The switch is good for 100amps per side but the wire and terminal blocks limit it to 20 amps.

The MNSOB3R-4P's red handled is LOCKABLE IN THE OFF POSITION!

• Disconnect has built in shunt trip with positive feedback
• Birdhouse compatible
• Optional PV connected power supply
• See thru deadfront
• Type 3R aluminum enclosure (no rust, won't turn to dust)
• Load Break Rated
• Customer connections are #10 wire max on the regular version and #4 wire max on the 75 amp version
• 90 C connections
• Meets NEC 2011 and 2014 NEC 690.12
• Warranty - 5 yrs.
• Listed by ETL for US & Canada
• Made in the USA
• Rapid Shutdown Brochure | Download
• ATM SOBs | Download
• MNPVSOB3R 4P REV A DISCO 3R | Download
• MNPSB Instructions | Download
• SOB Manual | Download
• MNBirdhouse | Download
• Shut Off Box - 4 Channel | Download
• Shut Off Box - 4 Channel with Ground | Download

Hardware Included

• Four - 1/2" strain reliefs (MNSR-1000)
• Four - 1/2" LOCKNUTS
• One - Blue Wrench