Notification Base

FW901W - Sounder/Strobe Mounting Base

Universal Mounting • Weatherproof Design • Easy Installation

NOTIFICATION BASE
UL Listed

Notification Base

FW901W

UL Listed
Weatherproof
Quality Tested
Easy Install

The FW901W Notification Base is a universal mounting base designed for fire alarm sounders, strobes, and combination devices. It provides a secure, weatherproof mounting solution with easy installation and wiring access for notification appliances in various building environments.

Technical Specifications

Model NumberFW901W
Product NameNotification Base
CategoryMounting Base/Accessory
CertificationUL Listed (UL464, UL1971)
ManufacturerMaple Armor / Tongfang
Warranty2-Year Standard
ApplicationSounder, Strobe, or Combination Device Base
Mounting TypeSurface Mount, Back Box (optional)
MaterialHigh-Impact Polycarbonate (UL94 V-0)
ColorWhite (Standard), Custom colors available
Operating Temperature-40°C to +70°C (-40°F to 158°F)
Storage Temperature-40°C to +85°C (-40°F to 185°F)
Ingress ProtectionIP54 (Dust and Water Splash Protected)
Weatherproof RatingNEMA 3R (Rain, Snow, Ice)
UV ResistanceUV Stabilized for Outdoor Use
Flame RatingUL94 V-0 (Flame Retardant)
Dimensions (Diameter x Depth)5.5" x 1.8" (140mm x 46mm)
Mounting Hole PatternStandard 3.75" (95mm) Octagonal Box
Weight (Empty)0.55 lbs (0.25 kg)
Wiring CapacityUp to 4 x 14 AWG wires
Knockouts2 x 1/2" (13mm) and 2 x 3/4" (20mm)
Terminal TypeScrew Terminals (14-22 AWG)
Terminal Torque0.8 N·m (7 lb·in)
Mounting ScrewsIncluded: 2 x #8-32 x 1" Stainless Steel
Back Box CompatibilityStandard 4" Octagonal or 4" Square
Device MountingTwist-Lock with Positive Locking
Sealing GasketEPDM Rubber (Included)
Tamper ResistanceTool-Required for Device Removal
Chemical ResistanceResists Common Cleaning Chemicals
Installation HeightUp to 30 ft (9.1m) for Ceiling Mount

Product Overview

The FW901W Notification Base is a versatile mounting base designed specifically for fire alarm notification appliances. It provides a secure, weatherproof housing for sounders, strobes, and combination devices, ensuring reliable operation in both indoor and outdoor environments.

Weatherproof Design

IP54 and NEMA 3R rated for protection against dust, rain, snow, and ice.

UL Listed Safety

Certified to UL standards for fire alarm accessories, ensuring code compliance.

Universal Compatibility

Compatible with various notification appliances and mounting configurations.

Application Environments

Indoor commercial buildings

Outdoor parking garages

Industrial facilities

Educational institutions

Healthcare facilities

Transportation hubs

Sports stadiums

Residential high-rises

Product Features

Construction Features
  • High-impact polycarbonate construction
  • UL94 V-0 flame retardant rating
  • UV stabilized for outdoor use
  • Chemical resistant surface
  • Impact resistant design
  • Non-corrosive materials
Weatherproofing Features
  • IP54 ingress protection rating
  • NEMA 3R weatherproof rating
  • EPDM rubber sealing gasket
  • Drainage channels for water management
  • Condensation management design
  • Temperature cycling tested
Installation Features
  • Twist-lock device mounting
  • Positive locking mechanism
  • Tool-required for device removal
  • Multiple knockouts for wiring
  • Screw terminals with torque markings
  • Ample wiring space
Mounting Features
  • Standard 3.75" octagonal pattern
  • Surface mount capability
  • Back box compatible (4" oct/square)
  • Included stainless steel screws
  • Leveling indicators
  • Multiple mounting orientations
Important: The FW901W Notification Base is designed for use with notification appliances rated for the specific environment. For areas with extreme weather conditions or chemical exposure, verify compatibility with the specific notification appliance manufacturer's recommendations.

Installation & Configuration

Surface Mount
Direct wall or ceiling mounting
Back Box Mount
Mount on standard electrical boxes
Outdoor Mount
Weatherproof outdoor installation
Installation Guidelines
  • Follow NEC and local electrical codes
  • Ensure proper gasket seating for weatherproofing
  • Mount at recommended heights (NFPA 72)
  • Use proper torque on terminals (0.8 N·m)
  • Ensure adequate wiring clearance
  • Verify level installation for proper operation
Wiring Requirements
Power Wiring

14-22 AWG for notification appliance circuits.

Knockout Selection

Use appropriate knockout size for conduit.

Grounding

Properly ground according to NEC requirements.

Weatherproofing

Use conduit seals for outdoor installations.

Installation Steps
  1. Select mounting location per NFPA 72 requirements
  2. Install back box (if used) or prepare surface mount
  3. Remove appropriate knockouts for wiring entry
  4. Route and connect wiring to terminal screws
  5. Install EPDM gasket in base channel
  6. Mount base to wall/ceiling using provided screws
  7. Ensure base is level and secure
  8. Connect notification appliance to base wiring
  9. Align appliance with base and twist-lock into place
  10. Verify secure mounting and proper operation
  11. Test notification appliance function
Mounting Height Guidelines
Audible Signals

Mount 90" (2.3m) minimum above floor.

Visual Signals

Mount 80-96" (2.0-2.4m) for visibility.

Outdoor Mounting

Consider snow/ice accumulation levels.

Compatibility & Applications

Compatible Devices
  • Maple Armor FW9xx Series Sounders
  • Maple Armor FW9xx Series Strobes
  • Maple Armor FW9xx Series Combos
  • Most industry-standard notification devices
  • Compatible with various mounting patterns
Typical Applications
  • Commercial building corridors
  • Parking garage notification
  • Industrial facility warning systems
  • School and university buildings
  • Healthcare facility corridors
  • Outdoor loading docks
Application Scenarios
Office Buildings

Corridor and common area notification mounting.

Industrial Facilities

High-noise area strobe and sounder mounting.

Educational Facilities

Classroom and hallway notification mounting.

Benefits

Weatherproof: IP54 and NEMA 3R rated

Code Compliance: UL Listed for safety

Universal: Compatible with various devices

Durable: High-impact construction

Versatile: Multiple mounting options

Serviceable: Easy maintenance access