The MK3 CALIBER® is a medium-sized robot designed for remote handling and Render Safe Procedures of IEDDs and other explosive ordnances, reconnaissance missions, two-way communication and deliver/retrieval tasks.

The MK3 is uniquely equipped with two robotic arms (a heavy-duty robotic claw and twin-disruptor turret), as well as six color cameras help facilitate all kinds of surveillance missions


Command and Control Unit (CCU) with multi-function control and variable-speed joystick

On deck 3-D robot layout with LED button indicators and user feedback

Data and video radio frequency (RF) wireless systems

Two-way communication (talk/listen) with transmitter and receivers and Push to Talk (PTT) functionality

Two separate battery packs of 8 Ah 24V DC lead acid, rechargeable, quick change

Rubber tracks on 6 solid core wheels with quick-release coupler

3-speed drive system with manual anti-flip bar for climbing stairs

Lifts up to 45 lbs (20 kg) arm retracted and 18 lbs (8 kg) arm extended

360° rotating robotic claw with color Charge-Coupled Device (CCD) camera on telescoping arm

Single-mounting bracket for recoilless disruptor and 4 isolated circuits

Standard 500 ft (152 m) tether reel with slip ring

36X optical zoom pan-tilt-zoom (PTZ) color camera

Front- and rear-drive color CCD cameras with infrared (IR) light

LED lights (arm and PTZ camera)

One-day course in Robot Operation and Maintenance




Mission time: 2-4+ hours, mission-dependent

Width: 17” (43 cm)

Height (in stowed position): 22” (56 cm)

Length: 36” (91 cm)

Weight: 150 lbs (68 kg) with batteries

Ground clearance: 2.75” (7 cm)—allows for driving in snow and sand

Drag capacity: 250 lbs (113 kg)

Stair-climbing angle: climbs 8” (20 cm) stairs at 45° with suitable traction

Weather resistance: environmentally sealed, Chem-Bio washdown capability

Third-party tested: National Institute of Standards and Technology (NIST), and National Research Council (NRC) (MIL-STD-810G)


Command post video (CPV) transmitter

Digital COFDM (Coded Orthogonal Frequency Division Multiplexing) video system

Picture-in-Picture (PIP)

Digital video recorder

FLIR® thermal image camera

Claw attachment kit

Spare parts kit

X-ray mount

Truck mount

Handheld controller unit

Bluetooth Handheld Controller Unit

Handheld screen

Duke Pro Shock Tube Initiator

Auxiliary pole camera

RF (radio frequency) extender

Motorized PTZ (pan-tilt-zoom)

Motorized anti-flip

Fiber optic reel

Arm Extension Kit

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