Acheter Si Series Automatic Charging Relay Isolator Black One Size unisex

Automatically combines batteries during charging, isolates batteries when discharging and when starting enginesFeatures:- Protects sensitive electronics by temporary isolation of house loads from engine circuit during engine cranking- Designed for 12 or 24 volt systems- 12/24 volt auto ranging voltage input- Hermetically sealed contacts/vaporproof- Ignition protected—safe for installation aboard gasoline powered boats- Supports high-output alternators up to 120 Amperes- Dual sensingOptional Features:- Start Isolation allows temporary isolation of House loads from Engine circuit during engine cranking to protect sensitive electronics from sags and spikes- Remote LED remotely indicates ACR states - requires optional LEDSpecifications:- Nominal Voltage: 12V DC, 24V DC- Start Isolation: Yes- Amperage Operating Current: 175mA (combined) 15mA (open)- Continuous Rating: 120A- Intermittent Rating: 210A (5 min)- Cable Size to Meet Ratings: 1/0 AWG- Terminal Ring Diameter Clearance 1.12in (28.45 mm)- Terminal Stud Length: 0.875in (22.23 mm)- Terminal Stud Size: 3/8´ - 16 (M10)- Terminal Stud Torque: 140 in-lb (15.82 Nm)- Weight: 1.25lb (0.57 kg)