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Combining over 30 years experience in voice alarm manufacture, 4EVAC delivers a new class of Voice-Alarm Control and Indication Equipment solutions. 

Based in Rotterdam, 4EVAC is a trading division of Hacousto Holland BV. Headed by Albert Van Der Hout and his team, 4EVAC is committed to providing cost-effective VACIE systems that break the mould of traditional solutions. 

Our mission: Supplying a modern generation of products that are based on a 'plug in and play' principle.


Offering systems that are as well as compact as modular, 4EVAC has designed it’s products to meet the demands of installers and users alike.  Demystifying the traditional ‘rack-mounted’ systems that rely on complex configuration, 4EVAC has made IMPACT VOICE ALARM SYSTEM range of products with remote controlled zone-expanders for both simplified zone switching (IMPACT-SW) and for complex Multi-Media applications (IMPACT-MM). 


Set apart by it’s design the Compact500, offers a lean design footprint and makes for lean, cost effective installation and operation. Comprising self-contained compact Wall-mounted Control  and Indicating Voice-Alarm  panels, the C500 offers a ‘mean’ and powerful solution, providing an advanced digital audio-distribution on a networked VACIE solution. 


Designing and manufacturing it’s products in Europe to rigorous specifications, 4EVAC delivers unparalleled quality and reliability. Fully compliant with the EN54-16 certification, for additional peace of mind all 4EVAC products are third party approved and certified to all European standards including: EN54-4, EN54-16, EN54-17, EN54-18, EN54-24, CB, EMC and UKCA.

4EVAC is a trade name under Hacousto Holland BV and owner of the intellectual properties. Products as: Loopdrive, COMPACT500 and IMPACT are our own developments.

Hacousto Holland BV is responsible for the development, production and global distribution of the 4EVAC products. 

Hacousto Holland BV (4EVAC

Industrieweg 87

2651BC Berkel en Rodenrijs


+ 31 (0)88 - 142 86 00


Albert van der Hout

Business Line Manager

+ 31 (0)6 835 71 669

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Herman Benning

Business Development Manager 

+ 31 (0)6 317 58 329

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Sigrid de Jong

Teamleader Assembly

+ 31 (0)88 142 8620

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