Camper Van
Freedom.

Electrical & Wiring · My build kit

Happybuy 20-Inch Linear Actuator

I bought this actuator for the mechanical equipment in my van project. My Day 87 notes include planning an elevating bed system and completing body work before framing covered the surfaces.

By Steven Smith · Camper Van Freedom

Read my build notes ↓
The cargo floor during my preparation session before sound deadening.
The cargo floor during my preparation session before sound deadening.

The item in my kit

I bought Happybuy 20-Inch Linear Actuator as part of my camper van equipment.

I bought this actuator for the mechanical equipment in my van project. My Day 87 notes include planning an elevating bed system and completing body work before framing covered the surfaces.

Where it fits my build

My Day 87 plan put the body openings ahead of the aluminum framing, flooring and wall panels. I specifically included the shower drain and the openings for three water tanks in that order of work.

I removed cargo tie-down hardware to leave mounting points for the extrusion framing, and removed door trim for the later insulation and paneling. SketchUp helped me plan how those separate jobs would fit together.

Removing stuck-on residue during the floor cleanup.
Removing stuck-on residue during the floor cleanup.

My build notes

The useful part of this diary entry is the sequence. I wanted to finish the drilling while the interior metal was bare, so later work would not mean opening finished surfaces again.

The photographs show my preceding floor-preparation session. Sweeping, washing and removing residue created the starting point for the interior work I described next.

I planned the openings and mounting access before enclosing the interior.

Alternative products

Two alternatives to compare

The VEVOR alternative also has a twenty-inch stroke but a different listed force and speed. The ECO-WORTHY option has a shorter sixteen-inch stroke, making travel distance a concrete difference between the mechanisms.

VEVOR Twenty-Inch Linear Actuator

VEVOR Twenty-Inch Linear Actuator

This 12V actuator extends and retracts over a twenty-inch stroke. Its listed force and travel speed differ from the Happybuy actuator with the same stroke length.

View on Amazon
ECO-WORTHY Sixteen-Inch Linear Actuator

ECO-WORTHY Sixteen-Inch Linear Actuator

This 12V actuator moves a rod along a sixteen-inch stroke. Mounting brackets provide the attachment points for a moving mechanism.

View on Amazon

Questions from my build

What water-system work did I plan early?

My Day 87 notes name the shower drain and the openings for three water tanks.

What do these build photographs show?

They show my cargo-floor preparation before the later interior build-out stages.

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