Alarm Lock - DL4100IC-26D - Trilogy Digital Keypad Lever Set with High Capacity Audit Trail and SFIC Core - Grade 1 - Satin Chrome Finish
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Alarm Lock - DL4100IC-26D - Trilogy Digital Keypad Lever Set with High Capacity Audit Trail and SFIC Core - Grade 1 - Satin Chrome Finish

  • Product SKU: ARL-DL4100IC-26D
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Alarm Lock - DL4100IC-26D - Trilogy Digital Keypad Lever Set with High Capacity Audit Trail and SFIC Core - Grade 1 - Satin Chrome Finish

Standalone Trilogy® locks with privacy/lock down pushbutton on inner door (mortise & cylindrical pin or pin/prox models).

The DL4100 Series is similar to the DL3200 features plus many other additional features.

  • Interior LED on the inside housing indicates when the privacy session is active
  • Rest assured knowing that you are safe within the room, while locking out unauthorized users.
  • 2000 PIN or PIN/Prox user codes; 500 scheduled events; 40,000 audit trail
  • Privacy Pushbutton – Push button on inside door to temporarily lock-out keypad codes (programmable option)
  • Occupied and multi-status LED indicator, flashes when privacy session is active
  • Self-stick instructional signage, supplied (bilingual)
  • Keypad or PC programming/reporting
  • Right- or left-hand, classroom or deadbolt function models
  • 1-3/8” mortise cylinder & ASA strike, matching function supplied, only with 4500 Series
  • 5AA battery-pak operated; 60,000 cycles, typical
  • 3 Architectural finishes (US3 polished brass, 26D satin chrome, 10B duronodic)
  • Weatherproof -31˚ to +151˚F (-35˚ to +66˚C)
Product Specifications:
Vendor Napco Security Technnologies
Manufacturer Alarm Lock
Grade Grade 1
Installation Commercial
Unit of Measure Each
Base Material Brass or Bronze
Technical Specifications:
Series Name Trilogy
Lock Platform Cylindrical Lock
Reader Technology Keypad Only
Keypad Type Electronic
# Users 2000
Cylinder Type SFIC Prep Less Core
Door Thickness 1-5/8 In. to 1-7/8 In.
Latch Backset Dimension 2-3/4 In.
Strike Type T-Standard and ASA
Power Battery Pack
Programmer Optional
Software Optional
Product Type Cylindrical Locks with Keypad Trim

Shipping Policy

All orders are shipped between 24 hours or less Monday through Friday from 9:00 am to 6:00pm. Orders placed after 4 p.m. EST will be shipped next business day. 

We may use the following carriers; FedEx, USPS and UPS. Our orders ship via FedEx within 48 continental U.S. states, Canada , Alaska, Hawaii and Puerto Rico. FedEx does not service P.O. Box or APO/FPO addresses .

We start processing the shipment of orders after we processed the payment.

We retain the right to temporarily suspend the shipping of any orders suspected of fraudulent activity until the verification process has been successfully completed.

We are not responsible for lost or stolen items delivered in accordance with our shipping and delivery practices listed above. We are willing to work with a carrier to resolve any issues regarding your delivery.

Once a package has been shipped out per your order specifications, it is literally out of our hands and becomes the responsibility of the shipping carrier selected. We can't stop, delay or expedite any shipments once they have been shipped.

Only shipping services which have the transit time in the title (Next Day, Overnight, 2-Day, etc.) are guaranteed transit times. All other transit times (Ground, Priority, etc.) are estimates and are not guaranteed by the carrier or by LOCKSMITH KEYLESS. Shipping delays due to weather are not refundable as per the shipping carriers. Saturday delivery is not a guaranteed service. If Saturday delivery is selected and the shipment does not arrive on Saturday no shipping charges can be refunded.

Puerto Rico, Alaska & Hawaii

Orders to Puerto Rico, Alaska & Hawaii will not qualify for free shipping if they have ANY Hardware products on them and/or Key Machines. Only Automotive products are eligible for Free Shipping.

Order Verification

In the event that your order is flagged by our system for any reason, we will promptly notify you via email to initiate additional verification steps. These steps may include:

  • Providing a selfie-formatted picture of your ID
  • Providing evidence of your address
  • Verifying credit card ownership
  • Submitting a screenshot of the relevant bank transaction
  • Verification of business/ownership

Please note that the proof of address can be any mail item that displays both your name and the shipping address.

Your cooperation in this matter is greatly appreciated.

Weekend Orders

All orders placed after hours Friday, Saturday and Sunday will be shipped on Monday or the next business day in case of a holiday.

Friday - Overnight orders placed on Friday must be done before 2PM Eastern. Friday Overnight deliveries will arrive Monday unless a special Saturday delivery Overnight option is checked. 

Saturday and Sunday - Orders will be shipped on Monday or the next business day in case of a holiday.

International Shipping

For international shipping, please note that you may be responsible for paying any possible customs and import duties at the time of delivery, however you should only worry about those fees if you order several hundred dollars worth of goods shipped outside the US. We are unable to determine these fees during the checkout process. You can contact your local Customs office for details.

Signature Requirement

Signature required may be requested on the shopping card. It is optional.

Missing Items / Discrepancies

Any wrong item or missing item(s) must be reported to us within 48 hours from delivery. We cannot replace or compensate for missing items after the 48 hour period.


Cancelled orders may be credited as a store credit or refunded with a 3% to 10% credit card fee.

No-Hassle Returns

If you a Locksmith & are not satisfied for any reason, products may be returned within 30 days of purchase for a store credit or exchange. Certain restrictions apply.

See Returns Policy