Sentex Gate Openers- OEM replacements 
Automatic Gate Openers and Lifting Gate Opener Hinges are our specialty. 
Upswung offers a complete line of reliable Automatic  Gate Openers to meet your gate needs. Starting with the HL410-11 gate operator with its 220mm stroke to the most powerful HL410-440 electric gate openers with its 440mm stroke.  
Why are Hydraulic Gate Openers better? F.A.Q.

Pick from the five models below choose by stroke & voltage:

HL410-11 115 volt Stanley 440 Linear/ Moore 440	HL410-21 230volt  Stanley 460 Linear/ Moore 460	HL410-290 230 volt	HL410-390  230 volt	HL410-440  230 volt Linear 460 Long
Stroke:8 3/4" $649.00	Stroke: 8 3/4" $649.00	Stroke: 11 3/8" $684.00	Stroke: 11 3/8" $714.00	Stroke: 17 3/8"  $744.00
What's the Stroke?  Its the net distance the ram travels from fully extended to fully retracted (release arm from gate and push in and out by hand).

              Automatic Gate openers  installation should be completed by a qualified installer only. Upswung Corp.  assumes no liability  for automatic  Automatic Gate openers installed incorrectly. Please see  installation instructions for complete details.