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    • Detex

    Authorized Detex Distributor | In Stock & Ready to Ship

    Expert Field Guide: Stopping the "Back Door" Security Leak

    Every commercial facility has that one door—the delivery entrance or the side emergency exit—that constantly gets propped open with a brick or used by employees for unauthorized smoke breaks. This isn't just a convenience issue; it is a massive liability and security breach. While brands like Von Duprin focus on pure high-traffic durability, Detex built their legacy by solving the "unauthorized exit" problem. They are the undisputed leaders in alarmed exit hardware. When you install a Detex ECL-230D or a restricted-access Advantex device, you aren't just putting a latch on a door; you are installing a visual and audible deterrent that forces compliance. If a door needs to be a life-safety exit but stay locked to the outside world, Detex is the only name you need to know.

    What sets Detex apart from competitors like Alarm Lock or Securitron is their "Life Safety First" engineering. Their hardware is designed to be rugged enough for a warehouse loading dock but smart enough to integrate with a sophisticated access control head-end. The Detex Advantex series is their premium, architectural-grade line that competes directly with the Von Duprin 99, but with a much higher focus on integrated electrified options like delayed egress and electric latch retraction (ER). Where Adams Rite might be the go-to for narrow-stile glass, Detex owns the "tough" openings—the back-of-house retail doors and industrial gates where the hardware is going to get beat up by pallets and weather. Unlike cheaper imports, Detex uses a heavy-duty deadlocking craft that prevents "shimming" the latch from the outside.

    For the veteran on the truck, here is your field cheat sheet: Use the Advantex (10/40 Series) for high-spec institutional jobs where you need maximum durability and modularity. The Value Series (V40) is your bread-and-butter for standard commercial retrofits where you need a Grade 1 rim device without the premium price tag. For standalone "exit only" doors that require an alarm, the ECL-230D is the industry icon—it's that big gray box with the "Poli-Bolt" that you see in every major grocery chain. If you're dealing with outdoor gates, the Detex Weatherized (W) options are the only ones that won't have a corroded circuit board after one rainy season. Lock Depot sells brand new Detex products with the full manufacturer warranty.

    Detex Product Series Comparison

    Series Application / Best Use Case Grade Fire Rating Key Differentiator Price
    Advantex 10/40 Institutional / High-Spec Architectural Grade 1 3-Hour (F-Prefix) Maximum durability; dozens of electrified functions —
    Value Series V40 Commercial / Retail Back Doors Grade 1 Available (F-Prefix) Heavy-duty security at a mid-range price point —
    ECL-230D Standalone Alarmed Exit Lock Grade 1 Available (ECL-600) Audible 100dB alarm; 3-point locking available —
    EAX-500 Exit Alarm (Standalone) N/A N/A Battery powered; installs on any existing door —
    EasyKit Delayed Egress System Grade 1 UL Listed Pre-wired "system in a box" for easy installation —

    Pro-Tip: The "9-Volt" Call-Out

    The most frequent service call on a Detex V40 or ECL-230D is a "chirping" sound or an alarm that won't reset. Nine times out of ten, it's not a hardware failure—it's a dying battery. Even if the device is hardwired for power, many Detex units use a 9V battery for alarm backup. If you're an apprentice, always check the battery date before you start pulling the device off the door. Also, when installing the V40, make sure the strike shim is installed correctly. If the gap between the bar and the strike is too wide, the deadlocking lug won't engage, and someone can open that door from the outside with a simple credit card. Keep it tight, and you'll keep the bad guys out.

    Frequently Asked Questions

    What is the difference between Advantex and Value Series?

    Advantex is Detex's premium line, designed for high-abuse environments like schools and hospitals; it features more architectural finishes and modular electrification. The Value Series (V40) provides the same Grade 1 security but uses more simplified materials and finishes to keep costs down for retail and commercial applications.

    Can I use Detex hardware on outdoor gates?

    Yes, but you must specify the Weatherized (W) option. Detex is one of the few manufacturers that offers fully weatherized exit devices and alarms (like the W-V40) that are designed to handle direct rain, snow, and extreme temperature swings without failing.

    How do I reset a Detex exit alarm?

    Most Detex alarms are reset using a standard mortise cylinder on the face of the device. Turning the key will disarm or reset the alarm. If the alarm continues to chirp after a reset, it likely indicates a low battery or a "door propped" condition where the magnetic reed switch is not aligned.

    What is "Delayed Egress" (EE)?

    Delayed Egress is a life-safety function where the door remains locked for 15 or 30 seconds after someone pushes the bar, allowing security to respond to an unauthorized exit. In an emergency (like a fire alarm trigger), the system must immediately release to allow exit. Detex "EasyKits" are the industry standard for these systems.

    Do I need a special cylinder for Detex devices?

    Most Detex alarmed hardware uses a standard 1-1/8" mortise cylinder with a standard Yale-style cam. This allows you to easily match the Detex device to your building's existing master key system (Schlage, Sargent, etc.) by simply swapping the cylinder.

    • DDH-2250 Detex Double Door Holder
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      DDH-2250 Detex Double Door Holder

      DDH-2250 Detex DDH-2250 Double Door Holder The Detex DDH-2250 is double door hardware for paired exit device installations. Coordinates the operation of exit devices on double door openings. Technical...
      MSRP: $230.00
      $197.14
      Add to Cart
    • MS-1039S Detex Surface Mount Magnetic Switch
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      MS-1039S Detex Surface Mount Magnetic Switch

      MS-1039S Detex Balanced Magnetic Switch — Surface Mount Door alarm systems are only as reliable as their magnetic contacts. The Detex MS-1039S is a balanced magnetic switch designed for use with Detex EAX-series alarm hardware. Balanced magnetic...
      MSRP: $96.00
      $82.29
      Add to Cart
    • ECL-600 Detex Fire Exit Hardware
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      ECL-600 Detex Fire Exit Hardware

      ECL-600 Detex Exit Control Rim Lock — Alarmed Rim Panic Device, Gray Not every door frame supports a deadbolt exit device. The ECL-600 gives you the same 100dB alarm deterrent in a rim-mount configuration that works on hollow metal, aluminum, and narrow...
      MSRP: $1,064.00
      $668.80
      Add to Cart
    • Detex EAX-2500 Surface Mount Exit Alarm
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      Detex EAX-2500 Surface Mount Exit Alarm

      Detex EAX-2500S Surface Mount Exit Alarm Staff propping open fire doors and emergency exits is the #1 fire code violation in commercial buildings. The Detex EAX-2500 catches it automatically — if a door stays open past the adjustable delay, a 95dB alarm...
      MSRP: $642.00
      $403.54
      Choose Options
    • ECL-437K Detex Adjustable Surface Strike
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      ECL-437K Detex Adjustable Surface Strike

      ECL-437K Detex Adjustable Surface Strike The Detex ECL-437K is an adjustable surface-mount strike designed for ECL-230D exit control locks. When your door frame doesn't allow for a standard mortise strike — hollow metal frames, aluminum storefronts, or...
      MSRP: $85.00
      $72.86
      Add to Cart
    • Detex EAX-2500F - Flush Mount Exit Device
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      Detex EAX-2500F - Flush Mount Exit Device

      EAX-2500F Detex EAX-2500 Door Prop Alarm Flush Mount, Gray Staff propping open fire doors and emergency exits is the #1 fire code violation in commercial buildings. The Detex EAX-2500 catches it automatically — if a door stays open past the adjustable...
      MSRP: $642.00
      $403.54
      Choose Options
    • BE-961-1 Detex Battery Eliminator BE-961-1 Detex Battery Eliminator
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      BE-961-1 Detex Battery Eliminator

      BE-961-1 Detex BE-961-1 Battery Eliminator The Detex BE-961-1 is a replacement sign for Detex exit device and alarm hardware. Provides clear visual warning or instruction required by fire code at alarmed and emergency exits. Technical...
      MSRP: $373.00
      $266.43
    • Detex EAX-411SK Door Alarm Management DSI
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      Detex EAX-411SK Door Alarm Management DSI

      EAX-411SK Detex Door Alarm Management System (DSI) Managing multiple alarmed exits from a single location shouldn't require running between doors. The Detex EAX-411SK Door Status Indicator (DSI) gives you centralized monitoring of up to 8 Detex exit...
      MSRP: $563.00
      $353.89
      Add to Cart
    • Detex EAX-4200-SK Door Management Alarm
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      Detex EAX-4200-SK Door Management Alarm

      EAX-4200SK Detex Door Management Alarm System The Detex EAX-4200SK is a full door management alarm system with hardwired power and advanced monitoring capabilities. Unlike battery-powered EAX alarms, the EAX-4200 connects to building power for...
      MSRP: $1,599.00
      $1,005.09
      Add to Cart
    • Detex ECL-405-11
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      Detex ECL-405-11

      ECL-405-11 Detex Strike Template #11 The Detex ECL-405-11 is a strike template for ECL-series exit control lock installations. Provides the correct frame prep pattern for installing the ECL strike — saves time and ensures accurate mortise cuts...
      MSRP: $8.00
      $7.20
      Add to Cart
    • Detex Exit Device Trim | SKU 03GS
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      Detex Outside Trim for

      03GS Detex 03GS Knob/Pull Trim Exit devices need outside trim when you want controlled entry from the corridor side while maintaining push-to-exit on the inside. The Detex 03GS provides outside access control with knob or pull — GS-style trim — guard...
      MSRP: $184.00
      $157.71
      Add to Cart
    • Detex Exit Device Trim | SKU 01CN 630
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      Detex 01CN Knob Trim Satin Stainless Steel

      01CN 630 Detex 01CN Pull Trim, Satin Stainless Steel Exit devices need outside trim when you want controlled entry from the corridor side while maintaining push-to-exit on the inside. The Detex 01CN provides a simple pull handle on the outside of exit...
      MSRP: $308.00
      $193.60
      Add to Cart
    • Detex 01P Pull Trim for Value Series Dark Bronze
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      Detex 01P Pull Trim for Value Series Dark Bronze

      01P 711 Detex 01P Pull Trim, Dark Bronze Exit devices need outside trim when you want controlled entry from the corridor side while maintaining push-to-exit on the inside. The Detex 01P provides a simple pull handle on the outside of exit device doors —...
      MSRP: $142.00
      $89.26
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