Bosch
Bosch TSZ 0400 LSN 24 V Fire Door Control Unit
Product Code: TSZ 0400 LSN
A control unit that manages the triggering of 24 V automatic door control devices in case of fire. Up to ten limit value detectors can be connected to the unit, up to three units can be interconnected to operate together, and all permitted standard 24 V door controls can be driven. It is powered by 24 – 28 VDC and operates between 0 °C and 40 °C. Its monitoring of the detector group for breakage, short circuit, and alarm prevents line faults from being overlooked.
Dealer priceSign in as a dealer for price and stock →
Technical specifications
| Operating Voltage | 24 … 28 V DC |
| Operating Temperature | +0 °C … +40 °C |
More from the Bosch family
- FMD-432 — Bosch FMD-432 Red Fire Barrier Trigger Button Recessed Installation
- FMD-432-S — Bosch FMD-432-S Surface-Mounted Red Fire Barrier Release Button
- FMD-GT50 — Bosch FMD-GT50 Floor-Mounted Electromagnetic Fire Door Holding Magnet
- FMD-GT50-SPACE — Bosch FMD-GT50-SPACE 45 cm Intermediate Tube Universal Door Holding Magnet
- FMD-GT60 — Bosch FMD-GT60 Surface-Mounted Wall-Mounted Door Holding Magnet
Other fire door holder options
- Cofem ELPCF — Cofem ELPCF Fire Door Electromagnetic Lock
- Detnov GTR048000A01 (RED-110) — Detnov GTR048000A01 (RED-110) Surface-Mounted Fire Door Holder
- Detnov GTR048000A03 (RED-120) — Detnov GTR048000A03 (RED-120) Flush-Mounted Fire Door Holder
- Detnov GTR048000A06 (RED-130) — Detnov GTR048000A06 (RED-130) Manual Release Button Wall-Mounted Fire Door Holder
- Detnov GTR048000A07 (RED-100) — Detnov GTR048000A07 (RED-100) Manual Release Button Surface-Mounted Fire Door Holder
- Detnov GTR048000A07 + SOP (RED-140) — Detnov GTR048000A07 + SOP (RED-140) Floor-Mounted Fire Door Holder with Manual Release Button
- Detnov GTR048000A10 (RED-150) — Detnov GTR048000A10 (RED-150) Adjustable Arm Floor and Wall-Mounted Fire Door Holder with Manual Release Button
- Detnov MBAX-180 — Detnov MBAX-180 MEX-100 Lock Z-Profile Mounting Bracket