Complete 30-Key Cover Lock Service Set | DT001–DT030 | For Compatible Detex Exit Alarm & Exit Control Devices

Keep the correct cover-lock key available when servicing compatible Detex exit alarm and exit control devices with this Detex Cover Lock Keyset covering DT01 through DT30.

The complete service set provides one key for each cover-lock code in the DT001–DT030 series, making it an excellent tool for commercial door technicians, locksmiths, facility maintenance departments, and service companies that maintain multiple generations of Detex hardware.

Detex cover locks use a numbered key system in which the DT number stamped on the key must match the DT number marked on the cover lock.

Key Features

• Complete DT01–DT30 cover-lock keyset

• Covers key codes DT001 through DT030

• Includes 30 different key codes

• Designed for compatible Detex cover locks

• Useful for both current and legacy Detex hardware

• Each key corresponds to a specific DT-numbered cover lock

• Ideal for commercial door service technicians

• Excellent for facility maintenance departments

• Convenient complete service set

• Helps eliminate the need to order individual replacement keys

• Organized solution for servicing multiple Detex devices

Included Key Codes

This complete set covers:

DT001 – DT010
DT011 – DT020
DT021 – DT030

For compatibility, the key number must match the number stamped on the existing Detex cover lock.

For example:

DT013 lock → DT013 key

Current & Legacy Key Coverage

Current Detex factory literature identifies DT011 through DT020 as the active ECL-405 cover-lock key range.

The additional:

• DT001–DT010

• DT021–DT030

are commonly encountered on older or legacy Detex installations.

This complete DT01–DT30 set is particularly useful for technicians servicing facilities with Detex hardware installed over many years.

Compatible Detex Applications

DT-series cover-lock keys are used on compatible Detex equipment including various:

• ECL Series exit control locks

• ECL-230D

• ECL-230D-PH

• ECL-600

• ECL-230X

• EA Series exit alarms

• EAX Series exit alarms

• Older Detex alarm devices

• Legacy Detex commercial exit hardware

Compatibility depends on the specific cover lock installed on the device.

Cover Lock Function

The cover lock secures the service cover on compatible Detex exit-control and alarm hardware.

Access may be required for:

• Battery replacement

• Alarm servicing

• Device inspection

• Routine maintenance

• Adjustment

• Internal component replacement

The appropriate DT-numbered key allows authorized service personnel to remove or access the device cover without damaging the cover lock.

Product Specifications

Brand Compatibility: Detex
Product Type: Cover Lock Service Keyset
Key Series: DT001–DT030
Number of Key Codes: 30
Application: Exit Alarm / Exit Control Cover Locks
Use: Service / Maintenance / Replacement
Application Type: Commercial Door Hardware

Important Key-Code Note

Detex states that its cover locks and corresponding keys are marked with a DT prefix followed by a three-digit number.

Always match the key to the number marked on the existing lock.

Examples:

• DT001

• DT005

• DT011

• DT013

• DT020

• DT025

• DT030

A different DT-numbered key will not properly operate a lock with another code.

Current Detex OEM Kit vs. Complete DT01–DT30 Set

The current Detex ECL-405-KIT contains:

DT011 through DT020

This listing is for the broader:

DT001 through DT030 complete service set

This makes the DT01–DT30 kit especially useful for companies that service both current and legacy Detex installations.

Important Compatibility Exception

Not every Detex device uses a standard DT-series cover lock.

For example, certain models such as the EAX-3500 use a different CL-1 wafer-lock key.

Always inspect the existing cover lock and confirm its key code before attempting service.

Common Applications

Ideal for:

• Commercial door service companies

• Locksmiths

• Facility maintenance departments

• Hospitals

• Schools and universities

• Government facilities

• Retail facilities

• Warehouses

• Manufacturing facilities

• Property-management companies

• Institutional buildings

• Detex hardware service technicians

What's Included

(1) Complete Cover Lock Keyset – DT001 through DT030

30 individual key codes total

Cover locks, exit devices, exit alarms, batteries, cylinders, and other Detex replacement parts are sold separately unless specifically stated otherwise.