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Man Down Alarm System / Lone Worker Safety Solution / Lone Workers Alarm System (up to 15 users)

Product ID: GMD-15P / 221017

#Man Down Alarm System #Lone Worker Safety Solution #Lone Workers Alarm System (up to 15 users)


Protect person at Home, Factory, Mining site, Prison,Lab, Truck driver, Hospital and Underground job, etc.

This is a simple but effective wireless Man down alarm system (Lone Worker Safety Solution, Lone Workers Alarm System) with fellowship.

Not like others, our man down unit is not alone; it has fellowship among the man down units in same group. If either member is in emergency and press its Panic button, other members will receive the signal and know who is in problem.

Patented group relationship provides real time, immediate mutual rescue and near protection for all users in same group.

It consists of one (or more)  base unit (MD-15BB) with up to 15 man down units (MD-15P), available in indoors and outdoors.  The effective distance in outdoor open area between two man down units is 200 meters, man down unit to base unit is 300 meters.

For bigger protection area, one repeater (MD-15R1) can extend the distance to 600 meters among two man down units or 800 meters amount man down unit and base unit.

The Man down unit will emit call help signal automatically for prompt rescue when the user is fell down or non-moving, due to accident of faint, heart attach, epileptic paroxysm, or poison gas leakage, etc.

The Man down unit has 3 kinds of protection for selection :
1.    No-motion detection
2.    Tilt detection
3.    Tilt & No-Motion detection

It is perfect for prison guard, social workers, postal workers, parking wardens and all others lone worker in underground, outdoor and field or at night.

Patented in UK, TW, Japan and China


* The effective distance of Man Down Alarm System will be  varied depending on the environment. The mentioned distance is just for reference.


GMD-15P Catalog Download Now !
MD-15P Man Down Unit
 Power  AAA/UM-4 NiMH battery x 2
 Battery duration

 3 days for continuous use after full   charged

 Battery charging time  About 6 hours
 Weight  80 g (including battery)
 Size  L 9.3 x W 5.6 x T 1.7cm
 Alarm sound  65dB
 Receiving sensitivity  - 90dBm
 Output power  < 10mW (10 dBm)
 Country of origin  Taiwan


MD-15R1 Repeater
 Power 1.    NiMH rechargeable battery
2.    10V switching power adaptor
 Battery duration

 3 days for continuous use after full  charged

 Battery charging time  About 6 hours
 Weight  210 g (including battery an antenna)
 Size  L 142 x  W 71 x T 24 mm (not including antenna)
 Receiving sensitivity  - 95dBm
 Country of origin  Taiwan


MD-15BB Base Unit
 Power  12V 1.5A rechargeable battery
 12V Switching power adaptor
 Battery duration  24 hours for continuous use after full charged
 Battery charging time  About 6 hours
 Weight  2.20 kgs (including battery and 7 segment LED display)
 Size  Base unit: L 21.5 x W 15 x H 13.5cm
 7 segment LED display: 12cm high
 Alarm sound   H-L switch, High 100 dB, Low 80 dB
 Receiving sensitivity  - 95dBm
 Alarm output  Relay, NO - NC
 Country of origin  Taiwan


  • This man down unit has 3 kinds of potection for selection
    • 1. Tilt detection
    • 2. No Motion
    • 3. Tilt + NO Motion detection
  • Panic Alarm - Immediate call for help if user is in emergency
  • Pre Alarm - Gives warning before starting siren
  • MD-15BB: with H-L switch, High 100 dB, Low 80 dBn
  • Simple operation


Order Information:
  • Minimum Order: Negotiable
  • Branded Product, Buyer's Label Offered
Contact Detail
CEO:Mr. Dennis Huang
Contact:General Manager
Address:11F-1, No. 29, Sec. 3, Roosevelt Road Taipei City, 106 Taiwan
TEL:886-2-23626787 (Rep.)

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