October 2020

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    Keyless Padlocks in Winter

    Winter is hard on padlocks. We know. We live in Canada. Cold can make oil sticky. Freezing rain and a hard frost can seal moving parts. Here are some things you should be considering when deploying keyless padlocks in a winter climate. Battery Types Most battery types (and all rechargeable types we know of) have […]

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  • We’re Moving!

    As of today, we’ve moved our headquarters to a new larger office. Not only does this accommodate our growth, but we now on the ground level with on-site warehouse and production areas. Our new mailing address is Sera4 Ltd. 100-630 Weber Street North Waterloo, Ontario Canada N2V 2N2 We plan to hold an open house, […]

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    Sera4 (Virtually) Exhibiting at AfricaCom 2020

    In recognition of the continuous growth in demand for reliable access control in Africa, Sera4 is committed to supporting and developing its customer base in Africa. Sera4 will be virtually exhibiting at the Africacom 2020 tradeshow on November 9-12. Register here for a free visitor pass. Come speak with us.

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