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For the quality inspections for LED lighting products, LED lights, LED light bulbs, LED light tube, the QC check onsite are mostly:
The PSI AQL inspection methods are mostly final check before shipment after all products are finished and packed, and more:
Please find below for a sample checklist of a QC check inspection for LED lights:
CHECK LIST | COMMENTS | RESULT |
---|---|---|
Perform function test according to the purpose II The lights should burn immediately once switching on, on/off switch must be smoothly | PASSED | |
Check the specification of the bulb S2 length and diameter power consumption check.(After burning 20mintues,and then perform this test) |
PASSED | |
Perform a color temperature check(After burning 20mintues,and then perform the test ) | N/A | |
Lumens check(20mintues later) | FAILED | |
Visible variation in the color check-20pcs(Place all these testing sample and approved sample in an array and check no visible variation ) | PASSED | |
Internal check-1pc per item (taking photos to the component which must follow the client’s specification, and then writing all the component specification) | PASSED | |
Perform hi-pot test :1250V /min for US market ,and for Eurpean should be 4000/min | PASSED | |
Perform torque test for lampholder -3pcs per item (For the torque test 1 minute, use a force of 4.0NM for E40;2.0NM for E26,E27;1.2NM for E14,E15(except candle type);0.5NM for E10 lampholder and E14 and E15 candle lampholder---duirng the test no loosen for any parts | PASSED | |
Life test during the whole inspection period-3pcs per item (abnormal feature not allowed) | PASSED | |
Compare with approved sample –II | PASSED | |
Printing and rating label check-S2 | PASSED | |
Perform number matching check between package and unit –S2 such as serial number. batch number and so on |
PASSED |
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