Fixed Tonal Back-Up Alarms
BU112HL
BU112HD
BU112HD
BU97LD
BU112HL
BU97LL
BU97LD
BU97LL

BU112HL

BU112HD

BU112HD

BU97LD

BU112HL

BU97LL

BU97LD

BU97LL

Fixed Tonal Back-Up Alarms
Our Fixed Tonal Back-Up Alarms provide reliable safety solutions for vehicles in a variety of applications and environments. Offering output ranges up to 112dB, these alarms deliver clear and effective auditory warnings to enhance workplace safety. Designed with universal and surface mounting options, stud or flying lead connections, and compatibility with 12-36 VDC systems, these alarms ensure versatile and easy installation. Whether for smaller vehicles, medium-duty work trucks, or heavy-duty equipment, our alarms are built to perform consistently and withstand demanding conditions.
Features
  • Enhanced Safety: Clear and effective auditory warnings to improve workplace safety across all environments
  • Versatile Installation: Flexible universal and surface mounting options with stud or flying lead connections
  • Reliable Performance: Engineered to deliver consistent operation from light-duty to heavy-duty vehicles
  • Rugged Durability: Built to withstand tough and demanding conditions, ensuring long-lasting performance
Specifications
Please note: Not all specifications will apply to every model. Consult your sales representative to confirm specs.
AlarmsBU87 Models: 87dB
BU97 Models: 97dB
BU102 Models: 102dB
BU107 Models: 107 dB
BU112 Models: 112 dB
TonesStandard back-up warning tone
ControlControlled by connection to vehicle’s back-up lights or back-up switch
CustomizationFixed Tonal Alarms: Designed to meet the specified dB rating
Decibel: Available in multiple decibel levels from 87dB to 112 dB
Application type: Light-Duty, Medium-Duty, or Heavy-Duty
ConstructionHousing: Glass filled nylon
Fully Encapsulated: Moisture, vibration, and corrosion resistance
MountingUniversal Mount: Horizontal or Vertical
Surface Mount
Included Cables & HardwareBlunt cut wire or stud connections
CertificationsSAE Certifications:
SAE J994 Type B
SAE J994 Type C
SAE J994 Type D
SAE J994 Type F
WarrantyLight and Medium Duty: 2-year
Heavy Duty: 5-year
VoltageBU87 Models: 12-80 VDC
BU97 and BU102 Models: 12-24 VDC
BU107 and BU112 Models: 12-36 VDC
SizeBU87 Models:
Width: 4.02" (10.21 cm)
Height: 2.74" (6.96 cm)
Depth: 1.65" (4.19 cm)
BU97 Universal Mount Models:
Width: 4.02" (10.21 cm)
Height: 2.74" (6.96 cm)
Depth: 1.65" (4.19 cm)
BU97 Surface Mount Models:
Width: 3.92" (9.96 cm)
Height: 3.35" (9.02 cm)
Depth: 1.65" (4.19 cm)
BU102 Models:
Width: 4.02" (10.21 cm)
Height: 2.74" (6.96 cm)
Depth: 1.65" (4.19 cm)
BU107 Medium Duty Models:
Width: 3.80" (9.65 cm)
Height: 2.96" (7.52 cm)
Depth: 1.73" (4.39 cm)
BU107 Heavy Duty Models:
Width: 5.20" (13.21 cm)
Height: 3.20" (8.13 cm)
Depth: 2.88" (7.32 cm)
BU112 Models:
Width: 5.20" (13.21 cm)
Height: 3.20" (8.13 cm)
Depth: 2.88" (7.32 cm)
Light Duty
BU87LD
Back-Up Alarm, 87dB, 12-80 VDC, Light Duty, Universal Mount, Stud Connection
BU97LD
BU97LD

BU97LD

Back-Up Alarm, 97dB, 12-24 VDC, Light Duty, Universal Mount, Stud Connection
BU97BLD
BU97BLD

BU97BLD

Back-Up Alarm, 97dB, 12-24 VDC, Light Duty, Surface Mount, Stud Connection
BU102LD
Back-Up Alarm, 102dB, 12-24 VDC, Light Duty, Surface Mount, Stud Connection
BU87LL
Back-Up Alarm, 87dB, 12-80 VDC, Light Duty, Universal Mount, Blunt Cut Wires
BU97LL
BU97LL

BU97LL

Back-Up Alarm, 97dB, 12-24 VDC, Light Duty, Universal Mount, Blunt Cut Wires
BU97BLL
BU97BLL

BU97BLL

Back-Up Alarm, 97dB, 12-24 VDC, Light Duty, Surface Mount, Blunt Cut Wires
BU102LL
Back-Up Alarm, 102dB, 12-24 VDC, Light Duty, Universal Mount, Blunt Cut Wires
Medium Duty
BU107MD
BU107MD

BU107MD

Back-Up Alarm, 107dB, 12-36 VDC, Medium Duty, Universal Mount, Stud Connection
BU107ML
BU107ML

BU107ML

Back-Up Alarm, 107dB, 12-36 VDC, Medium Duty, Universal Mount, Blunt Cut Wires
Heavy Duty
BU107HD
Back-Up Alarm, 107dB, 12-36 VDC, Heavy Duty, Universal Mount, Stud Connection
BU112HD
BU112HD

BU112HD

Back-Up Alarm, 112dB, 12-36 VDC, Heavy Duty, Universal Mount, Stud Connection
BU107HL
Back-Up Alarm, 107dB, 12-36 VDC, Heavy Duty, Universal Mount, Blunt Cut Wires
BU112HL
BU112HL

BU112HL

Back-Up Alarm, 112dB, 12-36 VDC, Heavy Duty, Universal Mount, Blunt Cut Wires
Switches
BUSW1
Back-Up Alarm Switch
Product Sheets
Market Advisories
Product updates, feature releases, and end-of-life notifications