STI

SKU: UB-1

STI UB-1 Universal Button Magnetic Strike

30VDC magnetic strike with universal push-button activation for access control

• Operates at 30VDC, compatible with any control panel that drives a relay output.
• Ships with three illuminated push buttons and five swappable button message inserts.
• Supports both fail-safe and fail-secure wiring modes via control circuit termination.

STI

SKU: UB-1PN

STI UB-1PN Universal Pneumatic Button

Wired pneumatic button for magnetic locks, TCP/IP and RS-232 control

• Operates at 30VDC, compatible with standard commercial access control power supplies.
• TCP/IP and RS-232 dual protocol support integrates with modern and legacy control systems.
• Hard-wired design eliminates RF interference risk in congested industrial environments.

STI

SKU: UB-2

STI UB-2 2" Universal Button

2" push button for 30VDC magnetic lock door access control

• Operates on 12–24 VAC/VDC auxiliary power, fitting existing door control infrastructure.
• Dual contact sets (NC, NO/COM) support both fail-safe and fail-secure wiring configurations.
• Includes three push buttons and five messages, enabling on-site label customization without extras.

STI

SKU: UB-2-LTUL

STI UB-2-LTUL 2" Universal Button with Latching Timer

2" NFC button reader with latching timer relay for 30VDC magnetic strikes

• 2-inch universal push button with latching timer relay logic
• 12-24 VAC/VDC operation triggers magnetic lock strike release
• Wired relay output drops into standard access control hardware

STI

SKU: UB-2PN

STI UB-2PN 2" Universal Pneumatic Button

2" pneumatic button with magnetic strike control at 30VDC

• Operates at 30VDC with NO/NC dual contact sets for flexible panel wiring integration.
• Supports both fail-safe and fail-secure wiring modes to match site lock logic requirements.
• Mounts with two included #6-32 x 5/16" screws; compatible with 12–24 VAC/VDC supply systems.

STI

SKU: STI-13020FR

STI Universal Stopper - Flush Mount with Sounder, ACTIVATE FIRE ALA...

Flush-mount fire alarm stopper with integrated sounder, 24VDC

• 24VDC operation integrates with standard fire alarm and access control systems
• Integrated sounder delivers audio notification at point of egress control
• Flush-mount design fits discrete installation in door frame applications

STI

SKU: STI-14420FR

STI Universal Stopper® Low Profile Horn Enclosed - STI-14420FR

• Polycarbonate enclosure shields intercoms and access control gear from vandalism.
• Operates on 24VDC with integrated horn and optional relay output for signaling.
• Sealed back box with ¾-inch conduit knockouts supports interior and exterior installs.

STI

SKU: STI-14220FR

STI Universal Stopper® Low Profile Horn Surface - STI-14220FR

• Surface-mount install requires no cavity prep, reducing labor time on retrofits.
• Runs on 24V DC, integrating directly with standard access control and intercom systems.
• UV-stabilized polycarbonate dome protects fire alarm stations from vandalism and impact.

STI

SKU: STI-14000NC

STI Universal Stopper® Low Profile without Horn - STI-14000NC

• UV-stabilized polycarbonate dome shields intercoms and keypads indoors and outdoors.
• Runs directly on 24VDC, eliminating separate power conditioning in standard deployments.
• Hinged clear cover with mechanical latch enables fast access while maintaining protection.

STI

SKU: STI-14010FR

STI Universal Stopper® Low Profile without Horn - STI-14010FR

• Fire-rated label meets life-safety compliance for regulated facility deployments.
• Runs on 24VDC, integrating directly with standard access control power supplies.
• Horn-free design suits sites where audio is centrally managed or aesthetics are critical.

STI

SKU: STI-14010NY

STI Universal Stopper® Low Profile without Horn - STI-14010NY

• Flush-mount polycarbonate enclosure protects intercoms and keypads in indoor/outdoor use.
• Runs on 24VDC with relay output supporting 12–24VDC switching logic for access control integration.
• No-horn, no-label configuration suits deployments where alarms are managed by separate system components.

STI

SKU: STI-14200NC

STI Universal Stopper® Low Profile without Horn - STI-14200NC

• Heavy-gauge polycarbonate housing protects surface-mount devices indoors and outdoors.
• Operates at 24VDC, integrating directly with standard access control and intercom infrastructure.
• Universal fit covers fire alarm pull stations, keypads, intercoms, and emergency buttons.

STI

SKU: STI-14310FR

STI Universal Stopper® Low Profile without Horn - STI-14310FR

• Polycarbonate dome enclosure shields keypads and intercom stations from vandalism.
• Supports surface-mount and semi-recessed flush installation for flexible deployment.
• Threaded top/bottom ports accept 3/4-inch Sch 40 rigid conduit; operates at 24VDC.

STI

SKU: STI-14400NB

STI Universal Stopper® Low Profile without Horn - STI-14400NB

• UV-stabilized polycarbonate housing protects intercoms and keypads indoors or outdoors.
• Runs on 24VDC, drawing from existing access control infrastructure—no separate supply needed.
• Low-profile ADA-compliant design suits retrofit installs where space and code compliance are critical.

STI

SKU: STI-14200NY

STI Universal Stopper® Low Profile without Horn Housing, Surface Mo...

Low-profile surface-mount intercom stopper for 24VDC access control

• Surface-mount installation on door frames without recessed cavity needs
• 24VDC operation integrates into existing access control infrastructure
• Low-profile design maintains discreet appearance in security deployments

STI

SKU: STI-14510FR

STI Universal Stopper® Low Profile, Enclosed Back Box, Open Mountin...

Low-profile intercom, flush or surface mount, 24VDC, IP56 weather rated

• Compact dome design fits tight spaces without projecting from wall surface
• Enclosed back box shields wiring and connections from weather and impact
• 24VDC operation integrates directly into access control and intercom systems