Siemens ST-75-R-WP Weatherproof Wall Strobe Red PN:500-636106

The Siemens ST-75-R-WP, part number 500-636106, is a weatherproof wall-mounted strobe designed for commercial fire alarm notification systems. It features a red housing, clear lens, FIRE marking, and xenon visual signaling for outdoor and harsh-environment applications.

Siemens identifies this model as a legacy product that has been discontinued. Buyers should verify condition, mounting accessories, and system compatibility before purchase.

Product Functions

• Visual fire alarm notification
• Weatherproof wall installation
• One flash per second
• Synchronized or free-running operation
• Reverse-polarity circuit supervision
• Commercial life-safety signaling

Electrical & System Information

The ST-75-R-WP operates from compatible 16–33 VDC or VRMS notification appliance circuits. It can synchronize through compatible Siemens control panels, DSC synchronization modules, and PAD-series NAC extenders.

Features

• Xenon flash tube
• Red housing with FIRE marking
• Clear Lexan lens
• Weatherproof construction
• Low-current design
• One flash per second
• Compatible with Siemens synchronization protocol

Mounting & Design

The appliance is designed for weatherproof wall mounting. Approved mounting options include compatible Siemens weatherproof backboxes and the WPS-KIT gasket and hardware package.

Always confirm that the required weatherproof backbox and installation hardware are included with the unit.

Protection & Applications

Suitable for:

• Building Exteriors
• Parking Garages
• Loading Docks
• Industrial Facilities
• Warehouses
• Schools
• Hospitals
• Transportation Facilities

Compatibility

Compatible synchronization sources may include:

• Siemens DSC Sync Modules
• FireFinder XLS Panels
• MXL Fire Alarm Panels
• Siemens 50-, 252-, and 504-Point Panels
• PAD-3 and PAD-4 NAC Extenders

Always verify panel, voltage, backbox, and synchronization compatibility before installation.

Technical Specifications

Manufacturer: Siemens

Model: ST-75-R-WP

Part Number: 500-636106

Product Type: Weatherproof Wall Strobe

Mounting: Wall

Color: Red

Lens: Clear

Marking: FIRE

Light Source: Xenon Flash Tube

Operating Voltage: 16–33 VDC/VRMS

Candela Rating: 115 cd under UL 1638; 30 cd with 180 cd on-axis under UL 1971

ULC Light Output: 30 cd at -40°C

Flash Rate: One Flash per Second

Maximum Current: 0.146 A DC or 0.235 A FWR

Operating Temperature: -40°F to 150°F (-40°C to 66°C) for weatherproof operation

Maximum Humidity: 95% RH

Listings: UL, ULC, FM, and CSFM

Product Status: Discontinued

Verify all ratings and approvals against the specific unit label and project requirements before installation.

Applications

The Siemens ST-75-R-WP is commonly used in commercial fire alarm systems requiring dependable visual notification in outdoor, wet, or harsh environments.

ST-75-R-WP Datasheet