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Commodore  |  SKU: EM-106828  |  Barcode: 817683023154

Commodore On/Off Battery Disconnect Switch [CM-202S]

$29.99

SHIPS SAME DAY BEFORE 3PM CST! Shipping Policy

Refund & Return Policy

Returns are accepted within 30 days after shipment. To be eligible for a return, items must be unused, uninstalled, and in their original packaging, and proof of purchase is required. The following items are not eligible for return: Installed or used products, clearance or final-sale items, trolling motors, programmed AIS units, KVH Starlink products that are registered or opened, special-order products, or products displaying the notice “This product may not be returned to the original point of purchase. Please contact the manufacturer directly with any issues or concerns.” in their description. Opened or unsealed DVDs, CDs, or cartography (unless defective) are not eligible for return. Return Merchandise Authorization (RMA) numbers are required for all returns. Learn more.

Shipping Policy

Egret Marine ships marine parts and accessories within the contiguous United States only. Orders are typically processed same day if placed before 3pm CST, excluding weekends and holidays. Learn more.
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Product Details

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)

Specifications:

  • Continuous Amperage: 300
  • Positions: 2
  • Box Dimensions: 3"H x 3"W x 4"L WT: 0.57 lbs
  • UPC: 817683023154

Brochure (pdf)

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