Universal Mount Back-Up Alarms
Economy
The back-up alarm has a potted circuit board. It is surface mounted and has stud connections.
![](images/economy-alarm.jpg)
Decibels | Voltage | Size | |
97 | 12-24 VDC | 3"H x 3"W | BU-97 |
Preco
The back-up alarm has a potted circuit board. It is surface mounted and has stud connections.
![](images/preco-alarm.jpg)
![](images/preco2.jpg)
Decibels | Voltage | Size | ||
(A) | 87 | 12 VDC | 2.6"H x 4"W | PR-220 |
(A) | 97 | 12 VDC | 2.6"H x 4"W | PR-230 |
(A) | 97 | 12 VDC | 2.6"H x 4"W | PR-230GS |
(A) | 97 | 12-24 VDC | 2.6"H x 4"W | PR-240 |
(A) | 102 | 12-24 VDC | 2.6"H x 4"W | PR-250 |
(B) | 97 | 12 VDC | 4.5"H x 4.5"W | PR-LDA-50 |
Specialty Back-Up Alarms
Round Tail Light Type
Flush Mount alarm fits into any 4" stop/tail/turn light hole. Standard grommets & pigtail complete the low profile installation. Put the sound where it is needed - at the rear bumper and out of the mud.
![](images/round-alarm.jpg)
Decibels | Voltage | Size | |
97 | 12 VDC | 4" Diameter | PR-4030 |
102 | 12-24 VDC | 4" Diameter | PR-4050 |
Self-Adjusting Alarm
Automatically adjusts to 10 decibels above surrounding noise level. Reduces irritation for workers. Universal mounting. UL listed for electric vehicles.
![](images/self-adjust-alarm.jpg)
Decibels | Voltage | Size | |
87-112 | 12-24 VDC | 3"H x 7"W | PR-1040 |
Back-Up Alarm Switches
Direction | |
Activates in all directions. | TT-210298 |
Activates in one direction only. | TT-210299 |
When it isn't possible to wire back-up alarms directly to vehicle back-up light circuit. Install adjacent to gear shift lever or linkage. Switch activates alarm when the shaft is moved.
![](images/backup-switch.jpg)
Universal Buzzer
![](images/backupalarm01.jpg)
The universal buzzer, can be used for 'door ajar' warning, bus driver alert, low air pressure warning, temperature warning and several more uses.
Voltage | Size | |
12 | 1 7/32" L x 2 1/2" W x 2 17/32" H | CH-4099 |