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Sinofuse RS309-MD-EVS300A RS309-MD-EV Series Round Tube Bolt-on Fuse, 300A, 500VDC
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$40.00 USD
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$40.00 USD
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The Sinofuse RS309-MD-EVS300A is a professional-grade high-speed round tube bolt-on fuse designed for EV/HEV power systems, including drive systems and energy storage. Engineered for durability, it offers high breaking capacity and exceptional resistance to mechanical vibration and thermal shock in industrial automotive environments.
| Product ID (MPN) | RS309-MD-EVS300A |
| Rated Voltage | 500VDC |
| Rated Current | 300A |
| Breaking Capacity | 20kA DC (at 2ms) |
| Power Consumption | 44W |
| Pre-arcing I²t | 13,900 A²s |
| Total Clearing I²t | 40,300 A²s |
| Size Code | 5ZA |
| Weight | 152g ± 8g |
| Mounting Bolt | M8 (Torque: 12 ± 1 N.m) |
| Operating Temperature | -40°C to +85°C |
| Compliance | CE, RoHS, ISO8820, GB/T 31465 |
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