Blue Sea m-Series Mini Selector Battery Switch - 300A - 4 Position

Blue Sea 4 position 300 amp m-Series Mini Selector Battery Switch - The battery switch switches isolated battery banks to all loads or combines battery banks to all loads. It features a 'make before break' contact design which allows switching between battery banks without power interruption

Switches isolated battery banks to all loads or combines battery banks to all loads

• Make before break contact design allows switching between battery banks without power interruption
• Isolating cover with snap-on sections protects rear contacts
• Case design allows surface, front panel, or rear panel mounting
• Ignition protected-safe for installation aboard gasoline powered boats

Specifications

Switch Type	Selector 4 Position
Color	Red
Switch Positions	4
Battery Combine	Yes
Alternator Field Disconnect	No
Maximum Voltage	32V DC
Stud Size	3/8"
Terminal Stud Torque	120 in-lb (13.56 Nm)
Continuous Rating	300A
Intermittent Rating	500A (5 min)
Cranking Rating 30 sec	900A
Battery Inputs	2
Cable Clearance For 4/0 AWG Cables	1.12in (28.45 mm)
Cable Size to Meet Ratings	4/0 AWG (120mm²)
Mounting Holes	Accept #10 Screw
Stud Material	Tinned Copper
Stud Torque	120 in-lb (13.56 Nm)
Terminal Stud Size	3/8" - 16 (M10)
Weight	0.77lb (0.35 kg)

Switching Options

Set to Switch 1

Set to Switch 2

Set to Switch 1+2

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

Optional Accessories

• 7901 - M-Series Battery Switch Spare Knob - Red
• 7902 - Battery Switch ICON Label Kit
• 9159 - M-Series Battery Switch Link Bus

Certifications

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

Technical Files

Installation Instruction
Dimension Drawing