Product Overview The MT044 is a four-position battery isolator built for crews who manage two separate battery banks. The dial runs 1 — OFF — 2 — BOTH, so the operator can feed the circuit from either battery, cut everything dead, or combine both banks when extra capacity is needed for starting or heavy loads. Rated 300A continuous across a 6V to 32V DC range, the switch suits everything from a 12V outboard installation to a 24V commercial vehicle. The conductor parts are