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On/Off Battery Disconnect Switch
The Commodore On/Off Battery Disconnect Switch provides a reliable, durable, and safe solution for managing your marine or RV electrical systems. With a 300A continuous rating and a 900A cranking rating, this battery switch is designed to handle high-power applications, ensuring stable operation for your boat, RV, or off-grid systems. Its tin-plated copper studs offer superior conductivity and corrosion resistance, while the IP66-rated isolating cover provides robust protection against water and debris.
This versatile switch can be surface-mounted or flush-mounted, with snap-off side pieces allowing wiring access from any direction. Designed to meet stringent marine safety standards, including ISO 8846 Marine Ignition Protection, this switch is a must-have for any professional or DIY marine electrical system. Built for durability and reliability, the CM-202S ensures your system stays safe and operational in even the harshest conditions.
Features:
- High-Performance Ratings: Handles 300A continuous, 500A intermittent, and 900A cranking current, ensuring dependable performance for high-power marine or RV systems.
- Durable Tin-Plated Copper Studs: Features corrosion-resistant copper studs for maximum conductivity and long-lasting performance in harsh environments.
- Versatile Mounting Options: These can be surface-mounted or flush-mounted with snap-off side plates, offering flexible installation and clean cable management.
- Water-Resistant and Ignition Protected: Certified to ISO 8846 Marine standards, IP66-rated for protection against water jets, and safe for use in engine compartments.
- Easy Wire Access: The isolating cover includes three snap-off side pieces, allowing wiring from any direction while protecting rear terminals for enhanced safety.
- Meets Industry Standards: Complies with ABYC C-7, UL 1107, CSA C22.2 No.4, and other stringent safety regulations, ensuring compatibility and reliability.
- Compact and Lightweight Design: Weighing only 0.83 lbs (0.38 kg), the compact design saves space without compromising durability or performance.
- Rugged Marine-Grade Construction: Built to withstand the harshest marine and off-grid environments, ensuring long-lasting protection and reliable operation.
Specifications:
- Maximum Voltage: 48 VDC
- Switch Type: Single Circuit On-Off
- Battery Inputs: 1
- Color: Grey
- Cable Clearance for 4/0 AWG Cables: 1.12 in (28.45 mm)
- Cable Size to Meet Ratings: 4/0 AWG (120mm2)
- Switch Positions: 2
- Battery Combine: No
- Alternator Field Disconnect: No
- Cranking Rating 30 seconds: 900A
- Continuous Rating: 300A
- Intermittent Rating: 500A (5 min)
- 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: 0.65 lbs (0.29 kg)
Commodore CM-202S On/Off Battery Disconnect Switch
The Commodore CM-202S On/Off Battery Disconnect Switch provides dependable control for marine, RV, and off-grid electrical systems. Designed for single-circuit battery isolation, it supports up to 300A continuously, 500A intermittently, and 900A for cranking applications. This makes it suitable for managing high-power battery circuits while helping simplify system shutdown and electrical maintenance.
Built for demanding environments, the switch features tinned copper studs for conductivity and corrosion resistance, along with an IP66-rated isolating cover that helps protect the rear terminals from water jets and debris. ISO 8846 Marine Ignition Protection certification supports use in engine compartments, while compliance with ABYC C-7, UL 1107, and CSA C22.2 No. 4 provides clearly defined industry-standard performance requirements.
The Commodore CM-202S supports both surface and flush mounting. Three snap-off side pieces provide wiring access from different directions, helping accommodate installation layouts and cable routing needs. The switch accepts 4/0 AWG cable to meet its rated performance and uses 3/8-16 terminal studs. Its gray housing and compact design make it a practical choice for professional installations, boat owners, RV users, and DIY electrical projects.
Key Features:
- 300A continuous, 500A intermittent, and 900A cranking ratings support high-power battery applications.
- Tinned copper studs provide conductive, corrosion-resistant electrical connections.
- IP66-rated isolating cover helps protect rear terminals from water jets and debris.
- ISO 8846 Marine Ignition Protection supports installation in engine compartments.
- Surface-mount or flush-mount installation with three snap-off side pieces for flexible wire access.
- Single-circuit on/off operation provides straightforward battery isolation for marine, RV, and off-grid systems.
Product Details:
- Brand: Commodore
- Part Number: CM-202S
- Switch type: Single-circuit on/off
- Maximum voltage: 48 VDC
- Battery inputs: 1
- Switch positions: 2
- Color: Gray
- Cranking rating: 900A for 30 seconds
- Continuous rating: 300A
- Intermittent rating: 500A for 5 minutes
- Recommended cable size to meet ratings: 4/0 AWG
- Stud material: Tinned copper
- Terminal stud size: 3/8-16
- Mounting holes: Accept #10 screws
- Standards: ISO 8846 Marine Ignition Protection, ABYC C-7, UL 1107, and CSA C22.2 No. 4
Choose the Commodore CM-202S for reliable, flexible battery disconnect control in marine, RV, and off-grid electrical systems.
SEO Meta Description:
Commodore CM-202S battery disconnect switch delivers 300A continuous capacity, flexible mounting, IP66 protection, and marine ignition protection.
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| Truck Freight: No |
| Oversized: No |
