Powermax Alarms

PowerMaster Shock Sensor & Magnetic Contact PG2 SD-304 (868-1 UK)

The SD-304 PG2 wireless shock detector provides perimeter protection for residential and commercial premises. It gives an early warning of an attempted intrusion by sensing forced entry before a burglar actually enters the property. The sensor also incorporates a reed switch.

See the articles PowerMaster Overview and PowerMaster Review.

More details

£40.64 incl. VAT

(£33.87 VAT not incl.)


Availability: In Stock

The SD-304 PG2 fits most windows and doors, and it can also be used on walls and roofs. The detector’s advanced digital processing uses a piezo shock sensor to precisely detect and analyze gross attacks or a series of low-level shocks while ignoring background vibrations, a major cause of false alarms.

The SD-304 PG2 detector includes an optional Grade 3 magnetic contact and auxiliary input. As a three-in-one wireless detector, the SD-304 PG2 detector saves the cost and time of additional detectors while providing exceptional performance in varied applications.


  • Uses revolutionary PowerG wireless technology for outstanding reliability
  • Can be installed quickly in locations where cabling would be difficult and unsightly
  • Detection of gross attacks or low-level shocks which can cause false alarms
  • Protects windows, doors, walls and roofs against forced entry Ideal for a wide range of residential and commercial applications
  • Optional auxiliary input to connect wired detectors, pushbuttons or other detection devices
  • Prolonged battery life of up to 5 years (for typical use) with all sensors enabled
  • Compatible with PowerMaster systems



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