
More than half the terminals I have received do not actually clamp the wire. They open but either don't close or close with insufficient force to make contact. Luckily I found enough to complete the project I was working on.

π 50-Piece Compact Wire Connectors with Lever Nuts for Easy and Fast 4-Conductor Combination Terminal Connections - Suitable for Multiple Types, 28-12 AWG
25 Review

Dolphin DC 100S Super Connector Sealant
9 Review

π TYUMEN Low Voltage Wire Connectors - Toolless, Quick Splice Terminals for AWG 20-24 Wires
8 Review

CEDFONJER Conductor Terminal Block: 24 Pack of Multi-Function SPL-1 Quick Terminal Block Splicing Type Compact Wire Connectors for Universal Soft and Hard Wire Assortment Conductors
8 Review

Wireless Electronic Ballast Interface Certified
8 Review

Robertson Worldwide ISL432T8HEMV AH 3P20160 120-277V 50-60Hz High Power Factor 4 F32T8 Linear Lamp Fluorescent eBallast
6 Review

π‘ Electronic FL Ballast ICN-4P32-N (Formerly ICN-4P32-SC) for 3-4 F32T8 F40T8 F17T8 Lamps, 120V/277V Compatibility
5 Review

π‘ Hydrofarm Quantum QT400 Dimmable Ballast for 400W Grow Lights
5 Review