081E03-00
Material Lexan. Weight 5.2g max. Label dimensions thickness 0.5 mm.
Material Lexan. Weight 5.2g max. Label dimensions thickness 0.5 mm.
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.

Material Lexan. Weight 5.2g max. Label dimensions thickness 0.5 mm.
Material Lexan. Weight 5.2g max. Label dimensions thickness 0.5 mm.


DESIGNED FOR RELAY SERIES: Half size quartz series
DESIGNED FOR RELAY SERIES: Half size quartz series

DESIGNED FOR RELAY SERIES: M300, M301, M302 F370, FD370 Control Devices: FLS300, FLR300
DESIGNED FOR RELAY SERIES: M300, M301, M302 F370, FD370 Control Devices: FLS300, FLR300

DESIGNED FOR RELAY SERIES: M400, M401, M402 F470, FD470, F472, FD472 Control Devices: T412
DESIGNED FOR RELAY SERIES: M400, M401, M402 F470, FD470, F472, FD472 Control Devices: T412, T441, CS400, THLXX

DESIGNED FOR RELAY SERIES: M210, M212
DESIGNED FOR RELAY SERIES: M210, M212

DESIGNED FOR RELAY SERIES: M220, M222
DESIGNED FOR RELAY SERIES: M220, M222

DESIGNED FOR RELAY SERIES: F600, F601 F670, FD670
DESIGNED FOR RELAY SERIES: F600, F601 F670, FD670

DESIGNED FOR RELAY SERIES: M500, M501, M502, F570 Control devices: CS500
DESIGNED FOR RELAY SERIES: M500, M501, M502, F570 Control devices: CS500

Principal Technical Characteristics: Contacts rated at: 125 Amps 28 Vdc 125A / 28 Vcc Weig
Principal Technical Characteristics: Contacts rated at: 125 Amps 28 Vdc 125A / 28 Vcc Weight: P/N 106 : 450 g ±5% P/N S106 : 470 g ±5% P/N M106 : 480 g ±5% Overall size: 103 x 65 x 51 mm max

Principal Technical Characteristics: Contacts rated at: 125 Amps 28 Vdc 125A / 28 Vcc Weig
Principal Technical Characteristics: Contacts rated at: 125 Amps 28 Vdc 125A / 28 Vcc Weight: P/N 107 : 205 g ±5% P/N S107 : 220 g ±5% P/N M107 : 225 g ±5% Overall size: 68 x 48 x 39,5 mm max

Principal Technical Characteristics: Contacts rated at: 125 A / 28 Vdc Weight: – Ref
Principal Technical Characteristics: Contacts rated at: 125 A / 28 Vdc Weight: – Ref. P/N: 109 240 g ±10% – Ref. P/N: S109 255 g ±10% – Ref. P/N: M109 255 g ±10% Maximum size: 83mm x 48mm x 39.5mm

Principal Technical Characteristics: Contacts rated at: 125 A / 28 Vdc Weight: – Ref
Principal Technical Characteristics: Contacts rated at: 125 A / 28 Vdc Weight: – Ref. P/N: 129 450 g ±10% – Ref. P/N: S129 470 g ±10% – Ref. P/N: M129 480 g ±10% Maximum size: 92mm x 65mm x 51mm

Contacts rated at 4 Amps / 28 Vdc. Weight 11 g max. Dimensions of case 20.6 x 10.4 x 10.5
Contacts rated at 4 Amps / 28 Vdc. Weight 11 g max. Dimensions of case 20.6 x 10.4 x 10.5 mm max.

Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Weight: P/N 106 : 450 g ±5% P/N S106 : 470 g ±5% P/N M106 : 480 g ±5% Overall size: 103 x 65 x 51 mm max

Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Weight: P/N 207 : 320 g ±5% P/N S207 : 330 g ±5% P/N M207 : 335 g ±5% Overall size: 79 x 65 x 42,5 mm max

Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Weight: P/N 209 : 340 g ±5% P/N S209 : 360 g ±5% P/N M209 : 370 g ±5% Overall size: 95 x 65 x 42,5 mm max

Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 200 Amps 28 Vdc 200 A / 28 Vcc Weight: P/N 219 : 340 g ±5% P/N S219 : 360 g ±5% P/N M219 : 370 g ±5% Overall size: 95 x 65 x 42.5 mm max

Principal Technical Characteristics: Contacts rated at: 300 Amps 28 Vdc 300 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 300 Amps 28 Vdc 300 A / 28 Vcc Weight: P/N 306-1 : 810 g ±5% P/N S306-1 : 880 g ±5% P/N M306-1 : 885 g ±5% Overall size: 128 x 70 x 62.5 mm max

Principal Technical Characteristics: Contacts rated at: 320 Amps 28 Vdc 320 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 320 Amps 28 Vdc 320 A / 28 Vcc Weight: P/N 307 : 320 g ±5% P/N S307 : 340 g ±5% P/N M307 : 360 g ±5% Overall size: 79 x 65 x 42.5 mm max

Principal Technical Characteristics: Contacts rated at: 320 Amps 28 Vdc 320 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 320 Amps 28 Vdc 320 A / 28 Vcc Weight: P/N 309 : 336 g ±5% P/N S309 : 356 g ±5% P/N M309 : 366 g ±5% Overall size: 95 x 65 x 42.5 mm max

Principal Technical Characteristics: Contacts rated at: 300 Amps 28 Vdc 300 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 300 Amps 28 Vdc 300 A / 28 Vcc Weight: P/N 328 : 870 g ±10% P/N S328 : 920 g ±10% P/N M328 : 945 g ±10% Overall size: 131 x 70 x 62.5 mm max

Principal Technical Characteristics: Contacts rated at: 300 Amps 28 Vdc 300 A / 28 Vcc Wei
Principal Technical Characteristics: Contacts rated at: 300 Amps 28 Vdc 300 A / 28 Vcc Weight: P/N 329 : 800 g ±5% P/N S329 : 850 g ±5% P/N M329 : 875 g ±5% Overall size: 119 x 70 x 62.5 mm max

Principal Technical Characteristics: Contacts rated at: 500 A / 28 Vdc Weight: – Ref
Principal Technical Characteristics: Contacts rated at: 500 A / 28 Vdc Weight: – Ref. P/N: 507 750 g ±10% – Ref. P/N: S507 810 g ±10% – Ref. P/N: M507 820 g ±10% Maximum size: 121mm x 70mm x 62.5mm

Principal Technical Characteristics: Contacts rated at: 500 A / 28 Vdc Weight: – Ref
Principal Technical Characteristics: Contacts rated at: 500 A / 28 Vdc Weight: – Ref. P/N: 509 830 g ±10% – Ref. P/N: S509 880 g ±10% – Ref. P/N: M509 975 g ±10% Maximum size 121mm x 70mm x 62.5mm .
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