Skip to content
Now offering free shipping on all orders over $99! See details.
Now offering free shipping on orders over $99!

600A Heavy Duty Battery Master Switch – Marine & RV Main Power Disconnect 12V-48V

Original price $47.90 - Original price $57.90
Original price
From $47.90
$47.90 - $57.90
Current price $47.90
Availability:
100 in stock, ready to be shipped
Availability:
100 in stock, ready to be shipped

14-Day Return PolicyYou have 14 days after receiving your item to request a return. Return shipping costs are the customer’s responsibility unless the item is damaged, defective, or incorrect.

A dead battery, an electrical fire, or a vehicle that won’t shut down completely — these are the risks you take without a proper battery master switch. This 600A heavy-duty battery disconnect switch gives you instant, total control over your vehicle’s electrical system with a single turn of the knob. Cut all power in an emergency, prevent parasitic drain when parked, or isolate the battery for safe maintenance — all without touching a single wire. Rated at 600A continuous and 2500A surge, it handles the heaviest marine, RV, truck, and yacht electrical loads without hesitation. The detachable design and tin-plated copper terminals ensure reliable connections and easy installation every time.

🔺 Product Details

Key Features

  • 600A Continuous / 2500A Surge Rating — Handles the heaviest electrical loads on boats, RVs, trucks, and yachts without overheating
  • Wide Voltage Range: 12V–48V — Compatible with standard 12V/24V systems and high-voltage 48V setups
  • Instant Total Power Disconnect — Single-turn knob cuts all power immediately; essential for emergencies, fire prevention, and theft deterrence
  • Detachable Design — Knob separates from base for added security; remove the knob to prevent unauthorized use
  • Tin-Plated Copper Terminals (12mm) — Premium conductivity; resists oxidation and corrosion for long-term reliability
  • 2-Position & 4-Position Dual Battery Options — Simple ON/OFF or dual battery selector (80% charge / dual bank) to match your setup
  • Compact & Panel-Ready — 102 x 102 x 90mm base; fits standard marine and RV electrical panels

Applications

  • Marine boats and yachts — main power disconnect and bilge pump isolation
  • RVs, motorhomes, and camper vans — battery isolation and parasitic drain prevention
  • Trucks, buses, and heavy vehicles — fleet battery management
  • Solar and off-grid systems — battery bank disconnect
  • Race cars and performance vehicles — safety kill switch

Available Models

  • 2-Position (ON/OFF) — SKU: BatteryMasterSwitch-2Position-600A | Simple main disconnect
  • 4-Position Dual Battery — SKU: BatteryMasterSwitch-4Position-DualBank | 80% charge mode + dual bank selector
🔺 Specifications & Installation

Specifications

  • Rated Current: 600A continuous
  • Surge Current: 2500A instantaneous
  • Voltage: 12V – 48V DC
  • Terminal Stud: 12mm tin-plated copper
  • Base Dimensions: 102 x 102 x 90mm (H)
  • Knob Height: 90mm total | Knob diameter: 38mm
  • Internal Dimensions: 90 x 85mm
  • Housing: ABS engineering plastic, anti-aging
  • Design: Detachable knob for security
  • Applications: Marine, RV, truck, bus, yacht, solar
  • Origin: China
Why Choose ROQIFY

Why Choose ROQIFY

Backed by over 10 years of manufacturing and export experience, ROQIFY is committed to providing reliable RV and marine solutions trusted by customers worldwide
10+ Years Industry Experience
Exported to 100+ Countries Worldwide
Reliable Quality Control & Testing
Competitive Factory Direct Pricing
Professional OEM & ODM Support
Fast Response & Customer Service
Trusted by RV & Marine Customers Globally
ROQIFY®
Powered by Jiangsu Yumu Electromechanical Co., Ltd.
Reliable Solutions for RV & Marine Living.

Free Shipping

On small accessories orders over $99-$159

Here to Help

Get in touch with us 7 days a week

10+ YEARS EXPERIENCE

Trusted marine & RV accessories supplier

AFTER-SALES SUPPORT

Professional service you can rely on