NETHERLOCKS Safety Systems BV is a Dutch manufacturer of various custom made products to improve plant safety and valve operation. One of their specialities is integrated valve locking devices, well know as "valve interlocks". The locks ensure that critical valves can only be operated in a predetermined sequence, whereby the possibility of operator error is eliminated. Additionally the locks serve as a fixed guidance to the operator assisting him to preformed the prescribed operating steps.

The Netherlocks interlock system can be used on all types of industrial equipment and can besides valves also be mounted on; actuators, switches, doors, bolts, sleeves, etc…

Netherlocks has proven to the industrial world to be an innovator in ADD-ON Safety Systems and Valve Controls. Examples of this are their new product groups "partial stroke testing", VPI switchboxes (Valve Position Indicator), Nether-Flex flexible shaft system, etc….
For the mounting of these products Netherlocks and Vena Contracta have trained and experienced VCA-certified service personal at your disposal.

The NETHERLOCKS productrange:

Process interlocking:
The Netherlocks interlock ensures that critical devices will be operated in a predetermined sequence only.

Valve control:
Accessories for valves, custom made to solve each valve problem.

Machine Guarding:
Machine guarding creates absolute safety by means of key transfer, this group is specialized in the protection of machines.

Lock-out/Tag-out :
Netherlocks lock out / tag out devices are a low cost solution to create a safe working environment. Locking devices are used in combination with padlocks, possible key plan and procedures.