Dongguan Ampfort Electronics Co., Ltd.
                                                                                                           
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12 Years
Since 2014
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Automotive MEGA Bolted Type Fuse 40A-500A 80VDC with Visual Transparent Window for High Current Protection

Price Negotiable
Price: 1 USD/PC
MOQ: 500pcs
Delivery Time: 3 workdays
Brand: AMPFORT
Product Description
Automotive MEGA Bolted Type Fuse with Visual Window

MEGA fuses provide high-current circuit protection featuring Diffusion Pill Technology and time-delay characteristics. Ideal for battery and alternator protection applications requiring ultra-high current protection for heavy gauge cables.

Automotive MEGA bolted type fuse with transparent window showing internal construction
Key Technical Specifications
  • Current ratings: 40A to 500A (40A, 50A, 60A, 80A, 100A, 125A, 150A, 175A, 200A, 250A, 300A, 350A, 400A, 450A, 500A)
  • Voltage rating: 80VDC
  • Interrupting rating: 2000A@80VDC
  • Operating temperature: -40℃ to 125℃
  • Mounting torque: 12-18Nm with M8 terminals
  • Terminals: Copper/Zn alloy construction
  • Housing material: PA66/PPA with 33% or 35% glass fiber
  • Compliance: ISO8820-5 / UL248 special purpose fuses
Performance Characteristics
Testing Current Blow Time Limit
100% 4 hours minimum
135% 120 seconds - 1800 seconds
200% 1 second - 15 seconds
350% 0.3 seconds - 5 seconds
600% 0.1 seconds - 1 second
Product Features & Benefits
  • Visual transparent window for easy status monitoring
  • High breaking capacity for reliable protection
  • Full-range fuse protection against short circuits and overloads
  • Available in bolt-down and SMD form factors
  • Provides safety protection in low and medium voltage environments
Product Dimensions
Technical drawing showing dimensions of MEGA bolted type fuse
Related Products
Related automotive fuse product Additional fuse product variant Complementary electrical fuse component

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Have questions about our products or want to discuss a custom order? Our team is ready to help you.

Company Dongguan Ampfort Electronics Co., Ltd.
Location Floor 5,Changlong Industrial Building,No.6,Jiangnan Road,Jingshan,Chashan Town,Dongguan 523323,China
Contact Person Annie Fang

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