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Master Relay 111-226

https://www.roctexo.com/web/image/product.template/36589/image_1920?unique=393e054
Part numbers : RX1-11-03161 , 70 111226 5B1 , 11-03161
Unit of Measure: EA

36.96 EUR / EA 36.96 EUR 36.96 € excl. VAT

36.96 EUR / EA excl. VAT

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Availability
Up to 99 EA ready to ship on Monday 2026-08-10
Order before 17:00 CET Today
Up to 123 EA ready to ship on Thursday 2026-08-13
Order before 17:00 CET Today
3 EA available on request, fees apply
Special order from vendor stock.

The Master Relay 111-226 is a 12 V continuous-duty battery solenoid for electrical power control applications. It is identified by manufacturer part number 70 111226 5B1 and features a coil arrangement common to normally open.

Designed with a dust-resistant enclosure, the relay provides high-current control capability and is specified for continuous-duty operation. The recommended mounting orientation is with the cap facing down.

  • Manufacturer part number: 70 111226 5B1
  • Coil voltage: 12 V
  • Coil termination: common to normally open
  • Duty cycle: continuous
  • Dielectric strength: 500 V
  • Operating temperature range: -40 °C to +50 °C
  • Mechanical life, no load: 250,000 operations
  • Electrical life, rated load: 100,000 operations
  • Dust-resistant case
  • Recommended mounting position: cap down

Approval status: not EASA/FAA approved. Confirm suitability, installation requirements and applicable regulatory requirements before use.

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Terms and Conditions

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VoltageCoil TerminationManufacturer PNPart No.
12VCoil Common to NO70 111226 5B111-03161


Overview

(Battery Solenoid) - Applicable to all homebuilts. Continuous duty. 12V and 24V.
NOT FOR CERTIFIED AIRCRAFT

Features

  • High current capacity control
  • Isolated or grounded coils
  • Enclosed in dust-resistant case
  • Longer steel encasement permits lower heat rise and more sensitive operation on Type 71

Specifications

  • Dielectric Strength: 500 Volts
  • Temperature Range: -40°F/-40°C to 122°F/50°C
  • Mechanical Life (no load): 250,000 operations
  • Electrical Life (rated load): 100,000 operations
  • Mounting Position: Recommended mounting with cap down
  • Vibration: 5 g’s vertical and horizontal planes
  • Weight (approximate): Type 70–14.0 oz.
  • Duty Cycle: Continuous
  • Hardware Torque Specification: Contact Terminal: 45-55 inch-lbs, Coil Terminal: 12-18 inch-lbs.
  • Mounting Bracket: 100 inch-lbs. max (a backup wrench must be used to hold the bottom nut stationary during installation)

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