HappiJac Camper Jacks
Industry Leading Camper Jack Engineering
HappiJac has transformed the truck camper market with the industry's first comprehensive and fully upgradeable line of camper jacks, setting new standards for performance and reliability. Each HappiJac camper jack is built with robust 2-inch square tubing, providing significantly more strength and stability than traditional round tubing. This engineering innovation ensures safer, more durable support for campers.
HappiJac Model Comparison
Featured HappiJac Models
Acme Screw Jack #4150
Ball Screw Jacks #4500 & #4600
HD Camper Jack #4800
Why Choose HappiJac Camper Jacks
Easy Installation
Electric Upgrade
Camper Loading & Unloading Best Practices

Keep Camper Front 4-6" Higher

Avoid Front Dipping

Lower Camper or Use Support Platforms

Don't Support with Only Jacks

Clear Camper

Avoid Contact with Jacks when Moving

Level Camper

Keep Camper within 4" Level Difference

Stay within Jack Extension Range
