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SIM card for alarm systems - The 3 best providers

  • Jan 27, 2026
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Many alarm systems contain a SIM card. In this practical tip we can provide you with the best SIM card for alarm systems.

SIM card for alarm systems provider 1: M2M

  • The Internet: the Case of M2M, too, you are surfing with 1GB in the network of o2 Germany.
  • Flat: In this Collective is an Internet-flat is included.
  • Cost: you pay a monthly 12,50€ + 0,80€ as a monthly fee.
  • Term: The minimum contract period is 12 months.
  • Conclusion: this is a Suitable offer for alarm systems, unfortunately, something long term and not on a monthly contract - The offer.
SIM card for alarm systems in M2M

SIM card for alarm systems provider 2: Simplytel

  • Internet: At this rate, you're surfing with 1.5 GB of data volume.
  • Flat: in addition to the Internet flat you also have a voice and SMS Flat in the process.
  • Cost: For this rate of 9,99€ a month. In addition, a one-time connection fee of 19,99€ will be charged.
  • Term: This agreement has a minimum contract term of 1 month, so you can cancel on a monthly basis.
  • Conclusion: thanks to the monthly termination option is ideal for all alarm systems; Unfortunately, the slightly more expensive connection price Directly to the offer.
SIM for alarm systems in Simplytel

SIM card for alarm systems provider 3: Otelo

  • Internet: Because of this SIM card to a Prepaid contract, this without the Internet.
  • Flat: there is no Flat rate; you pay per SMS or call 9 cents per Minute.
  • Costs: The SIM card will cost you only 4€. A monthly price, there is not.
  • Runtime: Since it is Prepaid, there is no minimum term.
  • Conclusion: Very practical, since it is Prepaid. Download the SIM card conveniently over the Internet and have full control of costs - To offer.
Otelo: SIM card for alarm systems

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