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Bourns EM14A1BC24L008N 14 mm Rotary Encoder with Switch

The Bourns EM14A1B-C24-L008N is a compact 14mm rotary optical encoder designed for applications requiring precise angular position feedback and switching capabilities. It offers a 2-bit quadrature code output with resolutions up to 64 PPR, making it suitable for a wide range of industrial and commercial applications. The encoder's HCMOS, CMOS, and TTL compatibility ensures seamless integration with various control systems. Its robust construction and high rotational cycle life contribute to its reliability in demanding environments. The integrated switch provides additional functionality for control and monitoring purposes. It is RoHS compliant and operates within a wide temperature range, making it a versatile solution for diverse applications.

Authorized Distributors
Source:DigiKey
Part No:EM14A1B-C24-L008N
Stock:0
Inv Date:05-28-2026
Price: Unit price: $23.0822
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Part No:EM14A1B-C24-L008N
Stock:0
Inv Date:05-29-2026
Price: Unit price: $22.59
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Part No:EM14A1B-C24-L008N
Stock:33
Inv Date:05-28-2026
Price: Unit price: $21.77
Buy/RFQ:
Part No:EM14A1B-C24-L008N
Stock:33
Inv Date:05-28-2026
Price: Unit price: $21.77
Buy/RFQ:

Bourns EM14A1BC24L008N 14 mm Rotary Encoder with Switch Specifications:

  • Electrical Output: 2-bit quadrature code
  • Resolution: 8 to 64 pulses per revolution (PPR)
  • Supply Voltage VCC: 5.0 VDC ± 0.25 VDC
  • Supply Current ICC: 26 mA maximum
  • Output Voltage Low VCEsat: 800 mV maximum at I(SINK) = 25 mA
  • Output Voltage High VO(HI): 4.0 VDC minimum @ VCC = 4.75 VDC
  • Output Current I(SINK): 25 mA maximum
  • Rise/Fall Time: 200 ns typical
  • Power Dissipation: 167 mW maximum
  • Pulse Width: 180 °e typical
  • Phase Angle: 90 °e ± 45 °e
  • Insulation Resistance: 1,000 megohms minimum
  • Operating RPM: 120 maximum
  • Switch Power Rating: 12 VDC / 20 mA (600 ohms minimum load)
  • Switch Contact Resistance: 200 ohms maximum
  • Operating Temperature Range: -40 °C to +70 °C (-40 °F to +158 °F)
  • Storage Temperature Range: -55 ºC to +125 ºC (-67 °F to +257 °F)
  • Vibration: 15 G
  • Shock: 50 G
  • Humidity: MIL-STD-202, Method 103, Condition B
  • Flammability: Conforms to UL 94HB
  • IP Rating: IP 54
  • Mechanical Angle: 360 °
  • Continuous Torque: 1.06 N-cm (1.5 oz.-in.) maximum
  • Detent Torque: 1.2 N-cm (1.7 oz.-in.) typical
  • Rotational Life Non-detent: 1,000,000 cycles (2,000,000 revolutions)
  • Rotational Life With Detent: 100,000 cycles (200,000 revolutions)
  • Switch Life: 100,000 cycles
  • Switch Actuation Force Standard: 250 gm (8.82 oz.) typical
  • Switch Actuation Force High Force: 850 gm (29.98 oz.) typical
  • Switch Travel Standard: 0.04 in. typical
  • Switch Travel High Force: 0.025 in. typical
  • Shaft Radial Play: 0.005 in. maximum
  • Shaft Axial Structural Strength: 35 lbs. minimum

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