The Sti SS2472NT-EN is a key-to-reset illuminated stopper station for surface mounting, designed for indoor and outdoor access control, egress, and emergency lockdown applications. It features a polycarbonate housing with a stainless steel backplate, an illuminated button with 12-24 VAC/VDC LED rating, and a key-to-reset mechanism. The station supports interchangeable gold-plated contact blocks, a pneumatic adjustable timer, and UL listing for U.S. and Canadian safety standards.
Key-to-reset, illuminated surface-mount station with no text label (English) for access control and emergency applications
Polycarbonate housing with stainless steel backplate and curved design to reduce accidental activation; ADA compliant
Interchangeable gold-plated contact blocks; pneumatic adjustable timer (2-60 seconds +/-15%); LED 12-24 VAC/VDC; contact ratings up to 10 A depending on configuration
Product Highlights
Surface-mount key-to-reset illuminated station with interchangeable contacts and pneumatic timer
Product Information
Standard Information
Brand: STI
Manufacturer Part Number: SS2472NT-EN
Country of Origin: United States
Technical Specifications
Brand
STI
Manufacturer Part Number
SS2472NT-EN
Replacement Part Number
SF-2472NTEN
UPC
662950522881
Country of Origin
United States
Mounting Type
Surface mount
Intended Use/Environment
Indoor/outdoor
Housing Material
Polycarbonate
Backplate Material
Stainless steel
Contact Configuration
Interchangeable N.O. or N.C. SPST contact blocks; standard one N.O. and one N.C.; supports up to three sets of isolated contacts; optional two Form C (DPDT)
Contact Rating
SPST gold-plated blocks: 6 A @ 600 VAC or 1 A @ 250 VDC; Form C (DPDT): 10 A @ 125/250 VAC, 1/2 HP, 6 A @ 30 VDC; switch rating 10 A @ 240 VAC resistive
LED Rating
12-24 VAC/VDC
Timer Type
Pneumatic adjustable timer (no electricity to operate)
Timer Range
2-60 seconds (+/-15%)
Timer Life
Over 1,000,000 operations
Operating Temperature Range
15 F to 120 F (-9 C to 49 C)
Polycarbonate Temperature Range
-40 F to 250 F (-40 C to 121 C)
Flammability Rating
5VA on backplate and spacer
ADA Compliance
Push buttons ADA compliant (excludes '3' key switch button)
Certifications
UL listed to U.S. and Canadian safety standards
Typical Applications
Access control, egress devices, emergency and lockdown buttons