The Blue Sea Systems 6004200 is a single circuit ON-OFF battery switch featuring a locking key for secure operation. This switch is rated for 300A continuous use, making it suitable for outboards and small gasoline or diesel engines.
Key Features:
- Tin-plated copper studs provide maximum conductivity and corrosion resistance.
- Studs accept 3/8 in. (M10) ring terminals with a 7/8 in. (22 mm) stud length that accommodates multiple cable terminals.
- One-piece stainless flange nuts and terminal stud design help ensure secure, lasting connections.
- Includes an isolating cover for rear contacts and breakout tabs for flexible wire access.
- Maximum voltage: 48V DC.
- Continuous rating: 300A; Intermittent rating: 500A; Cranking rating (30 sec): 900A.
Regulatory note: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit P65Warnings.ca.gov.
Product facts
- CT SKU
- CT-105274
- Model / MPN
- 6004200
- UPC / GTIN
- 632085600426
- Package dimensions
- 4" X 4" X 7"
- Package weight
- 0.65 lb
Fit-sensitive item: confirm measurements, model numbers, and manufacturer details before ordering. Tug & Tow does not guarantee universal compatibility from a product page alone.
Shipping & returns
Shipping & returns
Shipping methods, delivery estimates, and final costs appear at checkout before payment. Some bulky, supplier-shipped, or special-handling items may ship separately. See Shipping & Returns for return windows and eligibility.
Fit & compatibility
Fit & compatibility
Review the product title, description, images, dimensions, part numbers, and manufacturer details before purchase. For fit-sensitive items, confirm compatibility with your boat, RV, trailer, vehicle, or equipment.
Need help choosing?
Need help choosing?
Send us the product link or SKU, plus details about your boat, RV, trailer, vehicle, or project. We will help you narrow down the right option when product fit is not obvious.
