School Fire Drill #13 | Simplex!
1:44
School Fire Drill #13 | Simplex!
5.3M viewsMay 4, 2018
YouTubeS.E.R. Safety
Old Simplex Fire Alarms at a Huge High School
34:16
Old Simplex Fire Alarms at a Huge High School
19.1K views3 months ago
YouTube4050-80
School Fire Drill #10: Pulling the Simplex T-Bar
1:25
School Fire Drill #10: Pulling the Simplex T-Bar
599K viewsSep 2, 2017
YouTubeS.E.R. Safety
Simplex Fire Alarms at a Local High School
8:25
Simplex Fire Alarms at a Local High School
141.3K views11 months ago
YouTube4050-80
School Fire Drill #12: Simplex Annunciator
1:47
School Fire Drill #12: Simplex Annunciator
370K viewsApr 22, 2018
YouTubeS.E.R. Safety
Field Work - Elementary School Fire Alarm Test with Simplex Horns on Strobe Plates
3:55
Field Work - Elementary School Fire Alarm Test with Simplex Horns on Strobe Plates
230.7K viewsDec 29, 2017
YouTubeThe Fire Panel
2025 Rare Simplex 4903 Fire Alarm Test
17:43
2025 Rare Simplex 4903 Fire Alarm Test
29K views10 months ago
YouTube4050-80
2:06
School Fire Drill #9: Simplex & NEW SCHOOL
242.9K viewsMar 28, 2017
YouTubeS.E.R. Safety
24:04
Testing 5 year old addressable simplex fire alarm system at a high school
42.1K viewsDec 29, 2021
YouTubeNIC’S - SYSTEMS & ELECTRIC
22:17
Fire Alarm System Tour of my High School *UPDATE*
28.7K viewsMar 26, 2017
YouTubeCoolSimasGuy
10:11
Fire Alarm Test at a Local High School
420.8K viewsFeb 19, 2015
YouTubebrettman273
19:57
Rare Fire Alarms at an Old High School
155.8K views10 months ago
YouTube4050-80
15:35
Simplex Fire Alarm Test 81
40K views9 months ago
YouTubeSafeTech
6:45
Simplex 4100ES Fire Alarm Testing | IDNAC Voice Evac
24.6K viewsDec 27, 2024
YouTube4050-80
1:32
Elementary School Voice Evac Simulation - Simplex 4903-9101 + 2902-9712
15.3K viewsDec 26, 2022
YouTubeFahrenheit4051
11:51
Fire Alarm Test #66 (Simplex 4020)
4.2K viewsAug 20, 2025
YouTubeFireAlarm9200
10:13
[DEFUNCT] Setting off Rare Simplex 4903-9104 Fire Alarms
15.7K viewsDec 6, 2024
YouTube4050-80
30:01
Fire Alarm Test #64
203.8K viewsMay 24, 2019
YouTubeSafeTech
2:42
Simplex Fire Alarm Test 72
99K viewsJul 3, 2021
YouTubeSafeTech
9:41
ADT Unimode 10UD System Test 36 | Simplex Fire Alarms on Two-Stage!
81.7K views11 months ago
YouTubeS.E.R. Safety
11:29
Fire Alarm Test 120 | Old Simplex 4903s
11.5K viewsDec 5, 2024
YouTube4050-80
15:37
2026 Simplex Fire Alarm Test 4
15.4K views6 months ago
YouTube4050-80
13:47
2026 Simplex Fire Alarm Test 1
16K views7 months ago
YouTube4050-80
8:46
Fire Alarm Test 136 | 50+ Rare Simplex 4903s
15.8K viewsJan 24, 2025
YouTube4050-80
4:36
Field Work - Simplex 4100U Elementary School Test
230.3K viewsAug 17, 2017
YouTubeThe Fire Panel
1:15
Tyler Pulling the Fire Alarm at School for a Fire Drill
134.5K viewsNov 13, 2016
YouTubeTy Con Sherri M
4:39
Simplex Fire Alarm Test 76
23.2K viewsJan 26, 2025
YouTubeSafeTech
14:00
Fire Alarm Test #100 | Mixed Vintage Simplex
23.8K viewsOct 25, 2024
YouTube4050-80
4:34
Fire Alarm Test 126 | Simplex 4002
6.3K viewsDec 18, 2024
YouTube4050-80
5:03
My school's fire alarms (Kindergarten - REVISED AND UPDATED!)
68.4K viewsJan 22, 2013
YouTubewileyvisionalarms
See more
Static thumbnail place holder