Authorized Seco-Larm Reseller

Seco-Larm SD-995C-D3Q No Cut Door Strike

Seco-LarmSKU: SD-995C-D3Q

Sale price$102.40
Usually ships within 3-5 business days
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The SECO-LARM® Electric Door Strike can be used to convert cylindrical lock sets into an electronic access controlled locking system. Combine with an optional SECO-LARM® digital keypad for keyless high security.

  • UL 1034 Listed
  • Field-selectable for fail safe or fail-secure operation
  • Can be used with virtually any cylindrical door locking system
  • Can use with an optional digital keypad
  • Suitable for office-type applications
  • Reversible non-handed design fits either right hand or left-handed doors
  • Shallow design for use with most metal doors
  • Powered by a solenoid, not a buzzer coil
  • Static strength – 1,500 lbs. (680N)
  • Stainless-steel keeper for strength and long life
  • Non-polarized connection
  • Tested to 100,000 cycles (UL Tested)
  • No horizontal or vertical adjustment


Operating Voltage 12/24 VDC
Operation Fail-secure or Fail-safe
Current Draw 300mA@12VDC, 150nA@24VDC
Static Strength 1,500 lbs. (680kg)
Dynamic strength 70-ft-lbs. (9.68 m-kgs)
Operating Temperature 32°F~120°F (0°~49° C)
Dimensions 4-7/8″x1-1/4″x1-1/16″ (124x32x27.5 mm)



Electric strike does not activate
  • Dismount the strike and check that the wiring connector is connected properly
  • Ensure the wires are connected to a 12 or 24VDC source.
  • Use a multimeter to test that the strike is receiving the proper voltage and amperage. If it is not, it may be necessary to use heavier gauge wires, or increase the output of the power supply.
  • Make sure the activation device (keypad or push-button switch) is working properly.
Door does not open when the electric strike is activated.
  • Check that the door latch is operating properly, and replace if necessary.
  • The position of the electric strike may need to be adjusted by moving it or adding washers or shims.
Strike makes a buzzing sound.
  • Connect the strike to a DC power supply.

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