Reliable Secondary Protection for Lithium-Ion Battery Packs

The UCHIHASHI BZ07-800 is a high-reliability 3-terminal fusing resistor specifically designed for Lithium-Ion Battery Pack (Li-ion Pack) protection circuits. Combining resistor and fuse functions in a single compact device, it provides fast and dependable circuit interruption during abnormal charging conditions, helping enhance battery safety and system reliability.

Key Features

✔ Genuine UCHIHASHI (Japan) Product

✔ Designed for Lithium-Ion Battery Pack Protection

✔ High Current Capability up to 75A DC

✔ Fast Circuit Interruption During Overcharge Conditions

✔ Integrated Resistor and Fuse Structure

✔ UL Recognized Component (UL File No. E106175)

✔ RoHS & REACH Compliant

✔ High Reliability for Safety-Critical Applications

Specifications

• Model: BZ07-800
• Type: 3-Terminal Fusing Resistor
• Resistance: 80Ω ±5%
• Rated Current: 75A DC
• Maximum Breaking Voltage: 400V DC
• Mounting Method: M5 Screw Terminal
• Operating Temperature: -30°C to +120°C
• Certification: UL Recognized
• Brand: UCHIHASHI (Japan)

Applications

• Lithium-Ion Battery Packs
• Battery Management Systems (BMS)
• Energy Storage Systems (ESS)
• Electric Vehicle Battery Modules
• Backup Power Systems
• Industrial Battery Protection Circuits
• Telecommunications Power Equipment

Why Choose UCHIHASHI BZ07-800?

The BZ07-800 provides an effective secondary protection solution when primary battery protection circuits fail. Its robust construction, high-current performance, and UL certification make it an ideal choice for battery manufacturers, BMS designers, and industrial power system engineers seeking reliable overcharge protection.

Choose UCHIHASHI quality to improve battery safety, reliability, and long-term performance.