Power & Emergency Radios

WK8408 Hand-crank Power Units

Portable hand-crank power units supplied in transparent, upright, and horizontal configurations, combining manual power generation with model-specific lighting, energy storage, and output connections.

Formats: Compact transparent / upright / horizontal
Generation: Manual hand crank
Compact dimensions: 98 × 38 × 66 mm

Three portable formats
Manual hand-crank generation
Model-specific power connections

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Three enclosures, three different power arrangements.

Three distinct product formats

Compare the compact capacitor unit, upright lighting-and-power box and horizontal battery-backed unit as three distinct formats. The transparent model exposes its capacitor assembly; the horizontal model lists a 130 Wh battery. Their storage, controls and connections differ with the enclosure.

Compact capacitor unit

A transparent cover reveals the capacitor assembly, COB light board, display and control knob. The compact enclosure measures 98 × 38 × 66 mm and uses three 20 F capacitors.

Feature	Specification
Storage components	3 × 20 F capacitors
Lighting	COB panel
USB connection	5 V / 1 A
Dimensions	98 × 38 × 66 mm

Upright lighting and power box

The upright aluminum-alloy enclosure has an external crank, two green front buttons, a side lamp and front output connections. It measures 230 × 80 × 120 mm.

Feature	Configuration
Housing	Bent aluminum alloy
Lighting	Side LED lamp
USB connection	5 V / 3 A
DC connection	12 V
Dimensions	230 × 80 × 120 mm

Horizontal battery-backed unit

The horizontal format combines a 130 Wh battery with a side crank, upper-left display, green and red controls, and a white connection panel. Two USB ports sit above the AC socket.

1
Display window
Upper-left display on the front panel.
2
Green button
3
Red button
4
AC socket area
AC connection in the white panel.
5
USB ports
Two ports above the AC socket.
6
External crank
Side crank with cylindrical grip.

Feature	Specification
Hand-crank generator	20 W
Battery energy	130 Wh
Battery-backed AC output	220 V / 150 W
DC output	12 V / 30 W
USB output	5 V / 2.1 A
Dimensions	230 × 158 × 80 mm
Weight	2 kg

Upright model details

Crank, controls and connections

The upright unit combines a side crank, front display and connection panel in an aluminum-alloy enclosure.

Hand crank: An external arm and cylindrical grip provide manual power generation.
Front connection panel: Two USB ports and a socket panel sit below the display and two green controls.
Side lighting: Two circular lamps are arranged vertically on the side of the enclosure.