JL300-50003U01
Shenzhen Jinling Electronics Co., Ltd.
Needs validationhigh risk
3-pin 5.00mm terminal block; lower 12A rating means only a derated alternative.
Best Alternatives to KF128-5.08-3P-AA
KF128-5.08-3P-AA is a 3-position 5.08mm PCB terminal block rated 250V/24A. Supplied alternatives need review and derating.
AI replacement insight
Electrical riskhigh
kept candidates are 10A or 12A
Package riskmedium
footprints are not verified
Firmware risklow
passive connector
Sourcing riskmedium
lifecycle detail is limited
Can it be replaced directly?
No pin-compatible replacement is supported by the provided evidence.
Best replacement path
Search 3P 5.08mm TH terminal blocks rated at least 250V/24A with 22-12AWG support.
Main risk
Current rating and footprint/pitch mismatch.
Recommended alternatives
2Alternative comparison matrix
| Feature / factor | KF128-5.08-3P-AA | JL300-50003U01 | JL126-50003G01 | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Package | Terminal Block, TH | Terminal Block, TH | Terminal Block, TH | Terminal Block, TH — same broad mount; JL126-50003G01: same broad mount | |
| Pinout | 3P, 5.08mm | 3P, 5.00mm | 3P, 5.00mm | 3P, 5.00mm — pitch differs; JL126-50003G01: pitch differs | |
| Voltage | 250V IEC | 300V | 300V | 300V — basis unclear; JL126-50003G01: basis unclear | |
| Current | 24A | 12A | 10A | 12A / 10A — major derating; JL126-50003G01: major derating | |
| Temperature | -40 to 105C | -40 to 105C | -40 to 105C | -40 to 105C — range matches; JL126-50003G01: from summary |
Application & sourcing insights
Questions & answers
No direct match is proven. JL300-50003U01 is closest only for derated low-current use after footprint review.