A secure alternative to barriers

Tested and approved security drop arm barriers for the regulation of traffic and access to buildings and safety relevant areas. Suitable for high traffic volume. Blocking access widths up to 6 m in horizontal drop arm position.

Options: signal and security lights, extreme weather package, safety loops, access control systems and many other options. SAELZER drop arms have been installed around the world in environments ranging from - 40° to + 50° C.


Project examples:

  • Access control by combination of several drop arm barriers.

    Access control by combination of several drop arm barriers.

    Level K4.

  • Drop arm barrier:

    Drop arm barrier:

    access control to a barracks.

  • Drop arm barrier:

    Drop arm barrier:

    width according customer requirement.

  • Access control for a data center:

    Access control for a data center:

    with electro hydraulic drive.


» Technical data

Facts at a glance
Material High grade steel, hot dipped galvanized.
Certification level1 Tested and certified according to the US-Dep. of State standard SD-STD-02.01, K4 level (15,000 lbs/30 mph), tested according customer requirements: 44,092lbs /18.6 mph. Also available according to ASTM F2656/F2656M-15 and PAS68.
Control system Siemens S7
Drive Electro hydraulic, 400 V hydraulic power unit is housed at same location of drop arm assembly.
Operation Separate control panel. Compatible with many access control systems. Optional manual hand pump.
Standard opening and closing time: Recommended opening speed 15 seconds. Opening speed adjustable.
Standard foundation
47 inch (1,200 mm)
Standard barrier height 35 inch (900 mm)
Standard barrier width Up to 236 inch (6,000 mm), other sizes possible
Surface Galvanized, primed, powder coated or painted. Colour marks and claddings on request.
Further options Automatic or manual drop arm locking pin, signal and security lighting, traffic lights, heater for HPU and for foundation, induction loop detectors, access control, card readers and more, automatic operation, remote control, limit switches, extreme weather packet: - 40 up to + 50 degrees.

1 individual requirements on request


» Download brochure: Perimeter security pdf