Phone number
+39 0444 401001

The BUA Reverse Warning Relay is a warning device developed to increase safety when reversing slow moving vehicles. This device, combined with a buzzer or a warning device, generates an intermittent acoustic signal when the vehicle is reversed, alerting of the danger to the operators who are in the immediate vicinity of the vehicle.

Request for Technical Drawing / Extra Info for
"BUA – Back Up Alarm Relay – 90.204.201"


BUA - Back Up Alarm Relay - 90.204.201

Coil Data

Operating Voltage: 9 ÷ 15 V
Rated Load: 150W
Rated Voltage: 12V DC
Operating Voltage: ≤ 10V
Num Terminals: 4

Contacts Data

Mechanical Lifetime: 1.000.000 cycles
Electrical Lifestime: 150h Continuous
Rated Current: 150W


Degree Protection: IP 54 DIN40050
Short Circuit Protection: Not Available
Reverse Polarity Protection: Not Available
IP Protection: Not Available
Over Voltage Protection: Not Available
Over Current Protection: Not Available

Other Data

Storage Temperature: -45°C ± +110°C
Flammability: UL94-HB
Connection: Quick Connected Terminals
Operating Temperature: -30°C ± +70°C
Test Temperature: + 23°C


Housing: PA 66 GF25
Bobbin Structure: PA 66 GF25
Baseplate: PA 6,6 GF25
Terminals: Cu Zn

Additional Data

Terminals Assignment: ISO 8092
In Conformity with: EU Dir. 2002/95/EC RoHS
Terminals Assignment Terminal Number Assignmet: ISO 7588-1
Salt Spray Test: 96h
Homologation Number: E1 03 5315
Company IMDS: 75948



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