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BK/PCH-2-1/2
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Product Detailed Parameters
- Description：FUSE BRD MNT 2.5A 250VAC 450VDC
- Series：PC-Tron®
- Mfr：Eaton - Electronics Division
- Package：Bulk
- Mounting Type：Through Hole
- Fuse Type：Board Mount (Cartridge Style Excluded)
- Current Rating (Amps)：2.5 A
- Voltage Rating - DC：450 V
- Response Time：Fast Blow
- Package / Case：Radial, Box
- Breaking Capacity @ Rated Voltage：50A AC, 5.9kA DC
- Melting I²t：0.3
- Approval Agency：CSA, UL
- Operating Temperature：-
- Color：-
- Size / Dimension：0.350" L x 0.184" W x 0.345" H (8.89mm x 4.67mm x 8.76mm)
- Voltage Rating - AC：250 V
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Buying Guide
Eaton - Electronics Division BK-PCH-2-1-2 is used in Fuses category where integration and verification need to stay predictable. Key specs include Description (FUSE BRD MNT 2.5A 250VAC 450VDC), Series (PC-Tron®), Packaging (Bulk), Package/case (Radial, Box), and Mounting (Through Hole).
Selection Notes
- For BK-PCH-2-1-2, verify Current Rating (Amps) (2.5 A) matches your requirements and the datasheet test conditions.
- Verify the package/case (Radial, Box) fits your mechanical constraints and assembly process.
- Make sure the supply current (2.5 A) fits your power budget in all modes.
Alternates & Substitutions
- For BK-PCH-2-1-2, the closest options usually keep package Radial, Box aligned with the same fault scenario.
- For BK-PCH-2-1-2 in Fuses, the most useful substitutes usually preserve the same protection job in the interface or power path (key constraints: package Radial, Box).
- For substitutions, the lowest-risk options normally preserve package/case Radial, Box, mounting Through Hole, packaging Bulk.
- If a candidate alternate needs new fixtures, new firmware assumptions, or a new mating path, it is closer to a redesign than a drop-in option.
FAQ
Who is the manufacturer of BK-PCH-2-1-2?
Eaton - Electronics Division
Which Response Time is specified for BK-PCH-2-1-2?
Fast Blow
What is the Breaking Capacity @ Rated Voltage of BK-PCH-2-1-2?
50A AC, 5.9kA DC
What package/case is listed for BK-PCH-2-1-2?
Radial, Box
Application Scenarios
Eaton - Electronics Division BK-PCH-2-1-2 is a common choice in Fuses applications where the goal is to keep validation repeatable and avoid edge-case surprises during bring-up. Selection depends on response time, let-through energy, surge rating, leakage, and coordination with upstream supplies and wiring. Protection devices are most effective when chosen with realistic fault models and validated in compliance testing. In outdoor systems, surge protection is essential for long cable runs exposed to lightning and ground potential differences. In telecom and networking, protection reduces downtime from cable faults and hot-plug events in always-on racks.
Compatibility Advice
- When qualifying Eaton - Electronics Division BK-PCH-2-1-2, verify placement and service access so replacement procedures are practical and consistent with the real source, load, and wiring.
- On the assembled PCB, validate surge waveforms and repetition against the real wiring environment so degradation does not become a silent field failure mode. This keeps integration from depending on typical-only conditions.
Project Fit
- Eaton - Electronics Division BK-PCH-2-1-2 is a practical fit for Fuses when the design needs bounded let-through energy to protect downstream electronics.
