System Sensor B501-WHITE 4-Inch Low-Profile Detector Base, White

The System Sensor B501-WHITE is a 4-inch intelligent detector base designed for use with compatible addressable smoke, heat, and multi-criteria detectors. Featuring a bright white finish and a low-profile design, it provides a clean, professional appearance while ensuring secure detector installation in commercial and institutional fire alarm systems.

Designed for easy installation and maintenance, the B501-WHITE features a plug-in detector connection that allows detectors to be installed or replaced without rewiring. The base includes SEMS screw terminals for quick wiring and supports a variety of electrical box configurations, making it suitable for both new construction and retrofit projects.

Its integrated detector locking feature helps prevent unauthorized removal, making the B501-WHITE an ideal choice for public buildings and other high-traffic environments.

Key Features

• Intelligent detector base

• 4-inch low-profile design

• Bright white finish

• Compatible with intelligent smoke, heat, and multi-criteria detectors

• Plug-in detector installation

• Quick detector replacement without rewiring

• SEMS screw terminals for easy wiring

• Detector locking feature for added security

• Compatible with multiple electrical box configurations

• Durable, low-profile construction

• Ideal for new installations and retrofit projects

• Genuine System Sensor accessory

Applications

The System Sensor B501-WHITE is ideal for:

• Commercial buildings

• Office buildings

• Schools and universities

• Hospitals and healthcare facilities

• Hotels

• Retail stores

• Government buildings

• Industrial facilities

• Addressable fire alarm systems

• New construction and retrofit projects

Specifications

• Manufacturer: System Sensor

• Model: B501-WHITE

• Product Type: Intelligent Detector Base

• Base Diameter: 4 inches

• Color: Bright White

• Mounting Style: Low profile

• Wiring Terminals: SEMS screw terminals

• Detector Installation: Plug-in

• Detector Locking Feature: Yes

• Mounting Compatibility: 4-inch square, 4-inch octagon, 3½-inch octagon, and single-gang electrical boxes

• Compatible With: System Sensor intelligent smoke, heat, and multi-criteria detectors

• Application: Addressable fire alarm systems

Why Choose the System Sensor B501-WHITE?

The System Sensor B501-WHITE provides a dependable and professional mounting solution for intelligent fire alarm detectors. Its bright white finish, plug-in design, secure locking feature, and compatibility with multiple detector types make installation and maintenance fast and efficient while ensuring reliable long-term performance in commercial fire alarm systems.