Description
WERMA 645.820.75 Buzzer – Loud Alert for Safety
| Manufacturer | WERMA |
| Part Number | 645.820.75 |
| Power Supply | 24V AC/DC |
| Made in | Germany |
| Mass | 0.15 kg |
| Size | 2.8 x 2.8 x 1.6 inches |
| Guarantee Period | 2 years limited warranty |
| Approvals | CE, UL, RoHS |
| Catalog Number | 645.820.75 |
| Package Contents | 1x WERMA 645.820.75 Buzzer, 1x Mounting Bracket, 1x Instruction Manual |
| Sound Level | 85 dB at 1 meter |
| Frequency | 2.8 kHz continuous tone |
| Operating Temperature | -20 to 50°C |
| Protection Rating | IP65 |
| Connection Type | Screw terminals |
| Housing Material | Polycarbonate |
Enhance workplace safety with the WERMA 645.820.75 buzzer, delivering a loud, clear alert that cuts through noise to ensure immediate attention.
Key benefits: • Loud 85 dB alarm ensures audibility in noisy environments
• Rugged IP65 design withstands dust and water
• Simple installation with included bracket
• Reliable performance for critical safety alerts
• Compact size fits in tight spaces
Typical applications: Industrial safety systems, machinery alarms, conveyor lines, manufacturing plants, and warning signals
Lifecycle: Active
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Exact match for many brands
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Guaranteed for one full year
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Mark O. –
Tested the proximity switch, response time is spot on. Recommended for industrial use.