Blue Sea M-Series Mini Dual Circuit Plus Battery Switch - 300A - Red

Simultaneously switches two isolated battery banks or combines battery banks to all loads.

• Make before break contact design allows switching between battery banks without power interruption.

Specifications

• Stud material: Tinned copper
• Switch type: Dual circuit plus
• Colour: Red
• Switch positions: 3
• Battery combine: Yes
• Maximum voltage: 32 V DC"
• Continuous rating: 300 A
• Intermittent rating (5 min): 450 A
• Cranking rating (30 sec): 675 A
• Battery input: 2
• Cable clearance for 4/0 AWG cable: 1.12" (28.45 mm)
• Cable size to meet rating: 4/0 AWG (120 mm²)
• Stud torque: 120 inch-lb (13.56 Nm)
• Terminal stud size (M10): 3/8" - 16
• Weight: 0.36 kg (0.80 lb)

Optional Accessories

• Battery Switch ICON Label Kit

Add Fasteners

Use A4 5mm  Stainless Steel Pan Head Screws 

Pack of 4 x 5mm x 75mm  SOW1448/1   Allows for bulkhead thickness up to 14mm

Pack of 4 x 5mm x 100mm  SOW1448/2  Allows for bulkhead thickness up to 39mm

Certifications

• CE
• GNITION PROTECTED
• IP66
• ISO 8846 Marine
• SAE J1171 Marine
• UL 1500
• UL 1107

Manual Battery Management and ACR Sub System

SI-ACR automatically combines batteries during charging, isolates batteries when discharging and when starting engines. The Dual Circuit Plus Battery Switch simplifies the switching of two batteries to OFF or ON while still providing battery isolation between the engine and auxiliary battery. The Combine function can be used to parallel the batteries in the event of a low engine battery.

Technical Files

Installation Instruction
Dimension Drawing