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

2 battery packs—13 Ah, 24V DC, quick-change, rechargeable, lead-acid battery

Rubber tracks on 6 pneumatic tires, with quick-release coupler

3 speed, 6×6, all-wheel drive system

Includes manual anti-flip bar for climbing stairs

Lifts up to 65 lbs (29 kg)

Vertical reach up to 71” (180 cm) and horizontal reach up to 26” (66 cm)

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

Twin disruptor turret on telescoping arm with two color CCD weapon camera

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

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

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

LED lights (arms and PTZ camera)

One-day course in Robot Operation and Maintenance




Mission time: 3-5+ hours per battery pack (mission-dependent)

Width: 24” (61 cm)

Height (in stowed position): 22.5” (57 cm)

Length: 36.5” (93 cm)

Weight: 197 lbs (89 kg) with batteries

Ground clearance: 3” (8 cm)—allows for driving in snow and sand

Drag capacity: 250 lbs (113 kg)

Stair-climbing angle: 40°-45°, depending on stair structure

Weather resistance: environmentally sealed, Chem-Bio washdown capability

Third-party tested: National Institute of Standards and Technology (NIST)


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

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