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Item #: SD998CD3Q
MSRP: No Retail

SD-998C-D3Q | Seco-Larm SD-998C-D3Q 3/4" Tamper-Resistant Electric Rim Strike

The SD-998C-D3Q from Seco-Larm is a 3/4" tamper-resistant electric rim strike.


The Seco-Larm Surface-Mount Electric Rim Strikes are designed with the strength and durability for use with rim-type exit devices with a Pullman latch bolt (3/4" throw for the SD-998C-D3Q). The strikes feature 12/24 VDC operating voltage, selectable fail-safe/fail-secure operation, horizontal adjustment, and a surface-mount metal housing, eliminating the need for frame cutting during installation.


  • UL 294 & UL 1034 Listed
  • Tamper-resistant
  • 12/24 VDC Operating voltage
  • Non-polarized connection
  • Horizontal adjustment
  • Accommodates up to 3/4" Pullman latch
  • Reversible non-handed design
  • Stainless steel construction
  • Surface-mount on metal or wood frames
  • Works with standard rim-type exit devices including Seco-Larm SD-962AR-36A and SD-962AR-36G
  • For Indoor Use Only
  • Static strength – 1,500-lb (6673N)
  • Tested for 250,000 cycles (UL Tested)
  • Low current draw: 540mA@12VDC, 270mA@24VDC
  • Field-selectable for fail-safe or fail-secure
  • Spacers included: 3x 1/32" (0.9mm), 1x 1/16", 2x 1/8" (1.5mm, 3mm)


Product SKU SD-998C-D3Q
Type Electric Strikes

Prop 65WARNING: This product contains chemicals including Styrene which is known to the state of California to cause cancer, and Bisphenol A (BPA), which is known to the state of California to cause birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov.

In certain instances promotional prices will be offered listed above as a “Price with Rebate”, and are typically dated. In these cases Instant Rebate (IR) pricing is good sometimes only for the day only or only for the week. In order to be eligible for IR pricing – the order must be paid for AND picked up/shipped out. If you are placing an online order outside of business hours within your respective time zone, please add a note to your order for the team to confirm the pricing, or contact the branch the following business day to ensure that the item pricing carries over into the subsequent period. If an alternate branch location is still open in another time zone, please reach out to that group.

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