SIMPLEX (742-343) 4100U SPS BD (CANADA)
Upgrade and maintain system performance with the Simplex 742-343, a fire alarm system component engineered for seamless integration and dependable operation across Simplex fire alarm architectures.
- Purpose-built Fire Alarm System Component for Simplex systems
- Designed for use with Simplex 4100-series panels and accessories
- Engineered for reliability and long service life
- Streamlines installation and maintenance
- Backed by industry-leading Simplex quality
- Ideal for commercial, institutional, and industrial facilities
Choose Simplex components to help ensure code compliance, clear communication, and long-term reliability.
For more information, contact the Life Safety Consultants team at (888) 557-0558, or email us at: sales@lifesafetycom.com
The Simplex 742-343 is a 4100U SPS (Simplex Panel System) board for Canadian market installations. Find compatible Commercial Fire Alarm CPU Replacement Boards and other Simplex Industrial Replacement Parts, plus the complete range of Simplex Addressable & Conventional Fire Alarm Parts, at Life Safety Consultants.
Additional information
| Weight | 2.6 lbs |
|---|---|
| Dimensions | 12.9 × 9.4 × 5.4 in |





