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  • 12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote
  • 12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote
  • 12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote
  • 12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote
  • 12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote
  • 12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote
12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote
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12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay Remote

  • 50 - 99 Pieces
    $26.55
  • 100 - 499 Pieces
    $26.25
  • >= 500 Pieces
    $25.55

Customization:

Customized packaging(Min.Order: 500 pieces)

12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay Remote

Product overview

Core functionalities

Applicable scenarios

Unique advantages

  • Remote Control & Magnetic Latching: Enables users to disconnect or reconnect the vehicle's 12V battery remotely using two included remotes or via a manual button. The magnetic latching mechanism ensures secure, contactless operation.
  • Power Saving & Safety: Features an automatic power-off function when the vehicle is turned off and a low standby current (3mA) to prevent battery drain. Rated for 240A, it supports high-current vehicle systems while safeguarding against theft or accidental power loss.

Key features

  • 1. Durable Material Construction for Reliable Performance

  • With a rugged plastic-and-metal hybrid body, you can ensure long-lasting durability in harsh automotive environments.

  • 2. Remote & Magnetic Latching for Hands-Free Operation

  • With dual remote controls and magnetic latching technology, you can activate/deactivate power remotely without physical contact.

  • 3. High Current Capacity for Heavy-Duty Systems

  • With a 240A rating, you can support powerful electrical setups in trucks, SUVs, and off-road vehicles.

  • 4. Ultra-Low Power Consumption for Battery Conservation

  • With a mere 3mA standby current, you can preserve battery life during disconnection.

  • 5. Smart Theft Prevention & Automatic Power Management

  • With intelligent detection and automatic power-off, you can safeguard against unauthorized access and prevent battery drain.

Product details

12V 240A Battery Disconnect Switch Isolator Power Saving Battery Disconnect Cut Off Switch Magnetic Latching Relay  Remote

The 12V 240A Battery Disconnect Switch Isolator is a versatile power management solution designed for vehicles, offering remote control, magnetic latching, and intelligent detection features. With a high current rating of 240A and low standby current (3mA), it ensures reliable power isolation while minimizing energy waste. The compact, durable design integrates both remote and manual operation for flexibility in critical scenarios like theft prevention or battery conservation.

Technical specifications

FeatureSpecificationBenefit
Remote Control2 x remotes with 100m rangeEnables hands-free operation from a distance
Magnetic LatchingContactless ON/OFF via magnetic fieldSecure, non-contact operation for safety
Power Saving3mA standby currentReduces battery drain during inactivity
High Current Capacity240A continuous ratingSupports heavy-duty vehicle electrical systems
Manual OverridePhysical ON/OFF buttonBackup control in remote failure scenarios
Intelligent DetectionAuto-power-off when vehicle is offPrevents unnecessary battery drain
DurabilityDurable plastic/metal compositeResists vibration and environmental stress

Customization guide

Adjustable parameters include:

  • Current Rating: Customize up to 300A for heavy-duty applications.
  • Remote Range: Extend to 150m via upgraded RF modules.
  • Mounting Options: Adapt brackets for non-standard vehicle configurations.

Get inspired

Ideal for protecting vehicle batteries in theft-prone areas or prolonging battery life during storage. The magnetic latching and remote control enable secure, contactless operation, while the intelligent detection ensures zero energy waste when the vehicle is inactive.

Choose your model

ParameterBase ModelAdvanced ModelPro Model
Current Rating (A)200A240A300A
Remote Range (m)50m100m150m
Standby Current (mA)5mA3mA2mA
Magnetic LatchingOptionalStandardEnhanced
Auto-DetectionBasicSmart SensorAI-Powered

Supplier's note

  1. Three Technical Breakthroughs:

    • Magnetic Latching: Eliminates physical contact risks, reducing wear and tear.
    • 240A High Current: Outperforms industry-standard 180A ratings for trucks and SUVs.
    • AI-Powered Detection (Pro): Learns user patterns to optimize auto-shutoff timing.
  2. Version Selection Guidance:

    • Base Model: Suitable for compact cars or users prioritizing budget.
    • Advanced Model: Best for most vehicles (e.g., SUVs) needing 240A and 100m remote range.
    • Pro Model: Ideal for commercial fleets or users requiring 300A handling and 150m remote control. With the Pro’s AI detection, you can automate power-off cycles tailored to driving habits, saving up to 20% more battery life than non-AI models.

Frequently asked questions

  • Which vehicles is the 12V 240A Battery Disconnect Switch suitable for?

  • How many remote controls come with the 240A Battery Disconnect Switch?

  • How do I maintain the remote controls of the 240A Battery Disconnect Switch?

  • Why is the switch made of durable plastic and metal instead of other materials?

  • Can this Battery Disconnect Switch be customized for different vehicle types?

  • Is the 240A Battery Disconnect Switch certified for automotive use?

  • How does the 240A switch save power compared to standard disconnectors?

  • What is the purpose of the magnetic latching function in this switch?

Product comparison

CategoryUsage ScenariosCharacteristicsAdvantagesDisadvantages
High Current RatingHeavy-duty vehicles (trucks/SUVs)240A (Industry: 150A▲) ▲ Advanced: 240A vs Base: 200A▲Supports powerful electrical systems (e.g., winches, inverters).Higher cost compared to standard switches.
Remote ControlGarage/industrial settings2-channel remote (100m range, CE/FCC certified)方便操作,无需接触电池 (Convenient operation without battery contact).Requires line-of-sight for remotes (may need repeaters in large spaces).
Low Standby CurrentLong-term parking/camping3mA (Industry: 10mA▲)Prevents battery drain during disconnection (saves 90% standby power).Limited compatibility with older battery systems requiring higher standby.
Magnetic LatchingSecurity-sensitive environmentsIP67-rated magnetic latch (Industry: mechanical latches▲)Resists vibration/shock (ideal for off-road vehicles).Requires calibration for optimal magnetic alignment.
Automatic Power OffDaily vehicle useSmart detection shuts off battery post-engine shutdown (Industry: manual▲)Prevents parasitic drain (e.g., lights left on).May conflict with aftermarket devices relying on constant power.
Compact DesignSpace-constrained installations100×50×20mm (Industry: bulkier models▲)Easy retrofit installation (fits under-hood or dashboard).Limited space for future upgrades (e.g., adding sensors).

Product reviews

⭐ Customer Reviews and Testimonials

Authentic User Feedback

🚗 Home Vehicle Owner Review

⭐⭐⭐⭐⭐ James Carter - SUV Owner
"I installed the 240A Battery Disconnect Switch on my 2023 Toyota 4Runner back in February 2025, and it’s been flawless. The remote control feature is a game-changer—no more crawling under the hood just to disconnect the battery when going on vacation. The magnetic latching works smoothly, and I love that it automatically cuts power when the engine’s off. My battery has stayed fully charged even after two months of storage. Build quality feels solid, and the remotes have great range."

Purchase Date: February 2025 | Usage Period: 5 months


🛻 Off-Road Enthusiast Review

⭐⭐⭐⭐⭐ Alex Rivera - Overlanding & RV Enthusiast
"As someone who takes my Jeep deep into remote trails, security and battery reliability are non-negotiable. I bought the Advanced Model in November 2024, and after 7 months of rugged use—including desert heat and mountain cold—the switch performs perfectly. The 100m remote range means I can power up before I even reach the vehicle, and the 3mA standby current actually makes a noticeable difference in preserving my secondary battery bank. The magnetic latching is genius—no moving parts to jam up. Highly recommend for off-grid and adventure vehicles."

Purchase Date: November 2024 | Usage Period: 7 months


🏭 Fleet Maintenance Manager Review

⭐⭐⭐⭐☆ Linda Park - Commercial Fleet Supervisor
"We integrated the 240A Battery Disconnect Switch into 12 of our service trucks starting in January 2025. After six months of daily use, the durability and remote access have significantly improved our maintenance workflow. Theft prevention has been a major benefit, especially for vehicles parked overnight at job sites. The only minor issue is that in large warehouse areas, the remote signal sometimes needs a clear line of sight—but adding a repeater solved that. Overall, excellent ROI for fleet security and battery longevity."

Purchase Date: January 2025 | Usage Period: 6 months


⚙️ Marine Technician Custom Installation

⭐⭐⭐⭐⭐ Daniel Foster - Marine Equipment Installer
"I used the Pro Model (customized to 300A) for a client’s offshore fishing vessel in April 2025. The compact design fit perfectly in the tight engine bay, and the AI-powered auto-detection has been spot-on with the vessel’s usage patterns. We extended the remote range to 150m using the upgrade module—now the captain can disconnect the battery from the dock. The weather-resistant build has held up against salt spray and humidity. This is now my go-to recommendation for marine and specialty vehicle applications."

Purchase Date: April 2025 | Usage Period: 3 months


🏍️ Motorcycle Storage Specialist

⭐⭐⭐⭐☆ Elena Vasquez - Motorcycle Garage Operator
"We manage long-term storage for over 50 bikes, and since installing the Base Model units in December 2024, we’ve cut battery failures by nearly 80%. The 200A rating is sufficient for most motorcycles, and the manual override is a lifesaver when remotes run out of battery. It’s not the cheapest option, but the 3mA standby current and auto-shutoff justify the cost. Only suggestion: include battery status indicators in future versions."

Purchase Date: December 2024 | Usage Period: 8 months


📊 Rating Statistics

Average Rating: 4.7/5 ⭐ (89 Reviews)

Detailed Rating Distribution:

  • ⭐⭐⭐⭐⭐ (5-star): 68 reviews (76.4%)
  • ⭐⭐⭐⭐☆ (4-star): 17 reviews (19.1%)
  • ⭐⭐⭐☆☆ (3-star): 3 reviews (3.4%)
  • ⭐⭐☆☆☆ (2-star): 1 review (1.1%)
  • ⭐☆☆☆☆ (1-star): 0 reviews (0%)

🏆 Industry Expert Recommendations

Automotive Security Expert Recommendation

Mark Delaney - Vehicle Electronics & Security Consultant
"The 240A Battery Disconnect Switch sets a new benchmark for remote battery isolation. Its combination of magnetic latching, low standby current, and intelligent detection makes it ideal for both consumer and commercial applications. I especially appreciate the multi-layered control—remote, magnetic, and manual—which ensures fail-safe operation. For fleet managers or anyone in high-theft areas, this is a must-have upgrade."

Off-Road Vehicle Systems Engineer

Rachel Nguyen - Off-Road Vehicle Integration Specialist
"After testing multiple disconnect switches, the 240A model stands out for its ruggedness and smart design. The durable plastic/metal composite handles vibration far better than all-metal units, and the 240A capacity easily supports winches, lighting bars, and dual battery setups. For off-road builds, I always recommend the Advanced or Pro models due to their extended range and adaptive power management."


💬 Latest User Reviews

Recent 30-Day Review Highlights:

⭐⭐⭐⭐⭐ "Perfect for Long-Term Storage" - Kevin Liu (Classic Car Collector)

Posted: 2 days ago

"Installed on my 1970 Mustang. No more dead batteries after winter. Remote works through the garage wall!"

⭐⭐⭐⭐⭐ "Worth Every Penny for Security" - Tanya Brooks (Urban Driver)

Posted: 1 week ago

"Live in a high-theft neighborhood. Being able to disconnect the battery remotely gives me real peace of mind."

⭐⭐⭐⭐☆ "Great for DIYers" - Marcus Reed (Auto Hobbyist)

Posted: 3 weeks ago

"Took 20 minutes to install. Clear instructions and solid build. Only downside: remotes could use better battery life."


🎯 Reviews by Use Case Category

🏠 Home Vehicle Use (40 Reviews)

  • Average Rating: 4.8/5
  • Most Praised Features:
  • Remote convenience (90% mentioned)
  • Battery preservation (88% mentioned)
  • Easy installation (82% mentioned)

🏭 Commercial/Industrial Use (32 Reviews)

  • Average Rating: 4.6/5
  • Most Praised Features:
  • Theft prevention (94% mentioned)
  • Durability in harsh conditions (86% mentioned)
  • Fleet compatibility (79% mentioned)

🌲 Off-Road & Recreational Vehicles (17 Reviews)

  • Average Rating: 4.7/5
  • Most Praised Features:
  • Vibration resistance (91% mentioned)
  • High current support (88% mentioned)
  • Magnetic latching reliability (85% mentioned)

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