4 Pole, 5 Wire 30A, 120/208 VAC Grounding Locking Connector, NEMA L21-30 Connector. This Connector is designed for use with 3, 4, or 5 Conductor Cables with a diameter from.375” to 1.156” (12/3 SJ through 8/5 S). Gray colored cord clamp inserts preinstalled for use with.550” to .875” cable diameter.
S**N
Good product!
Good product at a good price point.
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