Leach develops high-performance relays and switching solutions for aerospace, defence, transportation, and industrial applications. The product range supports electrical systems that demand long-term reliability and dependable switching performance.
Engineers rely on these products where vibration, temperature changes, and harsh environments challenge conventional components. Proven relay technology helps improve safety while ensuring stable operation over extended lifecycles.
Long industry experience and strict quality standards make these switching solutions suitable for the most demanding electrical systems.

Contactor 200 A/28 V DC, 2PST-DM+AUX, 103x65x51 mm
Contactor 200 A/28 V DC, 2PST-DM+AUX, 103x65x51 mm

Contactor 200 A/28 V DC, 1PST-DM, 79x65x42.5 mm
Contactor 200 A/28 V DC, 1PST-DM, 79x65x42.5 mm

Contactor 200 A/28 V DC, 1PST-DM+AUX, 95x65x42.5 mm
Contactor 200 A/28 V DC, 1PST-DM+AUX, 95x65x42.5 mm

Contactor 200 A/28 V DC, 1PST-DB+AUX, 95x65x42.5 mm
Contactor 200 A/28 V DC, 1PST-DB+AUX, 95x65x42.5 mm

Double-pole changeover switch, 2PDT, 15 A / 30 VDC
Double-pole changeover switch, 2PDT, 15 A / 30 VDC

Contactor 300 A/28 V DC, 2PST-DM+AUX, 128x70x62.5 mm
Contactor 300 A/28 V DC, 2PST-DM+AUX, 128x70x62.5 mm

Contactor 320 A/28 V DC, 1PST-DM, 79x65x42.5 mm
Contactor 320 A/28 V DC, 1PST-DM, 79x65x42.5 mm

Contactor 320 A/28 V DC, 1PST-DM+AUX, 95x65x42.5 mm
Contactor 320 A/28 V DC, 1PST-DM+AUX, 95x65x42.5 mm

Contactor 300 A/28 V DC, 1PDT-DB-DM+AUX, 131x70x62.5 mm
Contactor 300 A/28 V DC, 1PDT-DB-DM+AUX, 131x70x62.5 mm

Contactor 300 A/28 V DC, 1PDT-DB-DM+AUX, 119x70x62.5 mm
Contactor 300 A/28 V DC, 1PDT-DB-DM+AUX, 119x70x62.5 mm


Contactor 500 A/28 V DC, 1PST-DM, 120x70x62.5 mm
Contactor 500 A/28 V DC, 1PST-DM, 120x70x62.5 mm

Contactor 500 A/28 V DC, 1PST-DM+AUX, 120x70x62.5 mm
Contactor 500 A/28 V DC, 1PST-DM+AUX, 120x70x62.5 mm

Intermittent-duty contactor 500 A/28 V DC, 1PST-DM
Intermittent-duty contactor 500 A/28 V DC, 1PST-DM

Terminal for CC series contactors, also busbar support
Terminal for CC series contactors, also busbar support

Contactor 50 A/28 V DC, 1PST-DM, 70×52×62 mm
Contactor 50 A/28 V DC, 1PST-DM, 70×52×62 mm

Contactor 55 A/28 V DC, 2PST-DM, 76.2x68.2x51.58 mm
Contactor 55 A/28 V DC, 2PST-DM, 76.2×68.2×51.58 mm

Contactor 700 A/28 V DC, 1PST-DM, 162x98x76.5 mm
Contactor 700 A/28 V DC, 1PST-DM, 162x98x76.5 mm

Contactor 700 A/28 V DC, 1PST-DM+AUX, 162x98x76.5 mm
Contactor 700 A/28 V DC, 1PST-DM+AUX, 162x98x76.5 mm

Contactor 200 A/28 V DC, 1PST-DM, 112×50.2×95 mm
Contactor 200 A/28 V DC, 1PST-DM, 112×50.2×95 mm

Terminal for CC series contactors, also busbar support
Terminal for CC series contactors, also busbar support

Contactor 400 A/28 V DC, 1PST-DM, 136.5x62x108.2 mm
Contactor 400 A/28 V DC, 1PST-DM, 136.5x62x108.2 mm

Contactor 80 A/28 V DC, 1PST-DM, 59.5x48x36 mm
Contactor 80 A/28 V DC, 1PST-DM, 59.5x48x36 mm

Contactor 80 A/28 V DC, 1PST-DM+AUX, 103x48x36 mm
Contactor 80 A/28 V DC, 1PST-DM+AUX, 103x48x36 mm

Double-pole toggle switch, center-off, 5 A / 30 VDC
Double-pole toggle switch, center-off, 5 A / 30 VDC
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