General Motors Battery Isolator Switch, 12-48V 300A, Negative On Off
Main Description
The General Motors Battery Isolator Switch from Hulit is a compact, heavy‑duty solution designed to protect your GM electrical system and simplify maintenance. With a negative‑on/off design and a robust build of metal and plastic, this switch provides reliable, quick isolation of the vehicle battery at 12–48V DC and up to 300A. It helps prevent parasitic battery drain when the vehicle is parked, safeguards sensitive electronics during servicing, and makes it easy to disconnect power without tools. Its durable construction and proven electrical specs ensure dependable performance even in demanding automotive environments.
Key benefits include a strong, corrosion‑resistant contact surface, excellent insulation characteristics, and a long service life, making it suitable for daily use in General Motors vehicles and compatible systems. Whether you’re outfitting a classic GM car, a truck, or a fleet vehicle, this isolator switch provides a safe, straightforward way to manage your battery power and protect your investment.
All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty. At intercyprus.com since 2002 — trusted for quality and reliability.
Benefits & Tips
- Effortless seasonal storage: switch off the battery when the vehicle will sit for extended periods to prevent parasitic drain and extend battery life.
- Safe maintenance workflow: quickly isolate the power source before mechanic work or electrical diagnostics to protect you and the vehicle’s electronics.
- Simple GM integration: designed for General Motors models, offering a straightforward, negative‑ground isolation point without complex wiring.
Product Specifications
- Brand: Hulit
- Model / Type: General Motors Battery Isolator Switch (Negative On/Off)
- Category: Automotive Electrical Accessories
- Rated voltage: 12–48V DC
- Current rating: 300A
- Applicable model: General Motors
- Contact resistance: 50 mΩ
- Insulation resistance: 100 MΩ
- Insulation strength: 1500 V / 1 min
- Material: Metal + plastic
- Size: 13.1 (length) × 5.4 (width) cm (approx.)
- Weight: 0.24 kg
- Current continuity: 300A
- Service life: ~10,000 cycles
- Color: as shown
- Origin: Mainland China
- Package includes: 1 X Stream Power Switch
Package Includes
- 1 X Stream Power Switch
Warnings / Reminders
- Due to different measurement methods, the product size may vary slightly from the listed value.
- Due to display differences, the product color may appear slightly different from the image.
Warranty & Compliance: All electronic and mechanical equipment, devices and machines sold by InterCyprus to EU countries are CE certified and carry a two year warranty.
Trust statement: At intercyprus.com since 2002 — trusted for quality and reliability.