spring connectors with spring terminals designed for soldering on printed circuit boards. The connectors use a spring mechanism that creates a solid clamp, simple and quick connection and disconnection of wires. The connectors are designed to replace screw-type ones. Diameters of connected wires: from 0.08 mm2 to 2.5 mm2, pitch 5.0mm. The connectors meet the standards IEC60998, UL1059, UL486E, CSA C22.2 No.158 and have UL, VDE, CE, CQC approvals.