Bosch FAA-440-B4-ISO Analog Isolator Base 4"
SKU
FAA-440-B4-ISO
Model No
FAA-440-B4-ISO
$76.20
Product Highlights
- Modular design
- Easy detector removal for cleaning and servicing
- Stable mounting of detectors
- Terminal screws for remote LED, Data In and Out provided
- Some models include isolator circuitry which prevents the entire SLC loop from being disabled when a short circuit occurs

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Bosch FAA-440-B4-ISO Analog Isolator Base Features
The FAA-440 Analog Bases come in two sizes (4 in. [10 cm] and 6 in. [16 cm]) and two models (Standard and ISO which has a built-in isolator). They are used in combination with FAP-440 and FAH-440 analog addressable detectors to provide early fire warning for life safety and property protection.
Features
- Modular design: Allows for flexible installation and compatibility with multiple detector types, simplifying system upgrades.
- Easy detector removal: Facilitates cleaning and servicing tasks, ensuring detectors operate at peak performance and reliability.
- Stable mounting: Offers reliable support for detectors, minimizing the risk of misalignment that could impact detection capabilities.
- Terminal screws: Provides easy connections for remote LED and data input/output, enhancing system functionality and monitoring.
- Isolator circuitry: Prevents the entire SLC loop from being disabled during a short circuit, maintaining alarm integrity and safety.
Bosch FAA-440-B4-ISO Detailed Specifications
| Model | FAA-440-B4-ISO |
| Size | 4 inches (10 cm) |
| Type | Analog Isolator Base |
| Compatibility | FAP-440 and FAH-440 detectors |
| Isolation Feature | Built-in isolator circuitry available |
| Mounting | Stable and secure installation |
| Connections | Data In, Data Out, and remote LED terminals |
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