Camden ANSI Round 4 7/8\" X 1 1/4\" stainless steel - CX-ESP2

We've installed the CX-ESP2 on dozens of office, healthcare, and light-industrial retrofit projects where existing ANSI door hardware was already in place. The appeal is straightforward: it doesn't require frame modification, it integrates with whatever networked access panel the site already operates, and the stainless steel body doesn't corrode under normal indoor humidity. The solenoid is audible when it triggers — a sharp click — so occupants get immediate tactile feedback that the door unlocked. On multitenant buildings where we needed to tie multiple doors into a single Salto or HID system, the CX-ESP2 became the standard strike because it left frame structure intact and support for it was embedded in the panel firmware. What sets this strike apart from cheaper mechanical alternatives is the audit trail: every unlock is logged to the panel with timestamp, user credential, and access rule evaluated. In one food-processing facility, when we had a suspected after-hours breach, we pulled the strike log and correlated it with a video timestamp within seconds. With a traditional key or card reader, you'd have no record at all.

Technical Highlights:

• Solenoid Actuation / Fail-Safe Default: De-energized strike remains locked (fail-safe mode) — power loss or panel failure doesn't grant unauthorized access. Reversible on most panels to fail-secure (door locks when power lost) if fire-code or policy requires lock-down behavior. The engineering trade-off: fail-safe is safer for life-safety compliance, but fail-secure prevents tailgating during emergencies.
• ANSI Strike Pocket Profile: Designed to seat into the standard 4 7/8" × 1 1/4" cavity on all commercial hollow-metal and wood door frames manufactured to ANSI 207 spec. No frame routing, no custom fabrication — critical for retrofit jobs where structural modification adds weeks and cost.
• Stainless Steel Faceplate & Solenoid Body: 300-series stainless resists indoor corrosion and fingerprints, extending finish life. Not suitable for coastal saltwater spray or outdoor weather exposure — frame must remain protected under an overhang or vestibule.
• Relay-Driven Control: Operates from standard access control panel relay outputs (typically 12VDC or 24VDC). No proprietary drivers or auxiliary modules required, reducing bill of materials and installation complexity on integrator-assembled panels.
• Centralized Event Logging: Every unlock (authorized, denied, tamper) is recorded at the access panel with timestamp and credential ID. Eliminates need for per-door logging hardware and unifies audit trails for compliance reporting.

Deployment Considerations:

• Verify your access control panel's relay output voltage and maximum holding current match the CX-ESP2 electrical requirements before installation. Undersized relays cause intermittent solenoid dropout and nuisance lock failures.
• Test fail-safe vs. fail-secure behavior during commissioning and confirm it aligns with your life-safety code. Fire-code in many jurisdictions requires fail-safe on egress doors; fail-secure may only be permissible on perimeter entry points with independent unlock paths.
• Stainless steel body is corrosion-resistant indoors but not rated for outdoor weather or high-humidity saltwater environments. Do not install in unprotected exterior locations, loading docks with hose-down cleaning, or coastal industrial sites without supplementary protective coating.
• Door sensor wiring (position feedback) must be confirmed during testing. Access control audit logs will show an unlock command sent to the strike, but the panel won't know whether the door actually opened unless a mag-lock or position switch is wired back to the panel input.
• Solenoid noise (audible click on energize) is normal and intentional — it provides user feedback that the unlock command was received. In silent-alarm applications, plan for that acoustic signature during site assessment.

The CX-ESP2 is the right choice for commercial facilities moving from mechanical locks to centralized networked access control without frame replacement, and for integrators standardizing on ANSI-profile strike hardware across multi-door installs. Explore the full range of networked access solutions in our Camden catalog.