# Ostrom x Partner

Here you’ll find all the information about our partnerships (such as with E3/DC) and how you can benefit from them.

By Laura and 1 other2 authors11 articles

[**Ostrom x E3/DC**](https://support.ostrom.de/en/collections/10024140-ostrom-x-e3-dc)

Here you'll find essential infos to optimize your E3/DC battery experience with our dynamic pricing!

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- [Can I manage the E3/DC battery with the Ostrom app?](https://support.ostrom.de/en/articles/9670311-can-i-manage-the-e3-dc-battery-with-the-ostrom-app)
- [I have an E3/DC battery and want to switch to the dynamic tariff (SimplyDynamic). What do I need to do?](https://support.ostrom.de/en/articles/9670376-i-have-an-e3-dc-battery-and-want-to-switch-to-the-dynamic-tariff-simplydynamic-what-do-i-need-to-do)
- [What benefits do I get from the Ostrom x E3/DC partnership?](https://support.ostrom.de/en/articles/9670366-what-benefits-do-i-get-from-the-ostrom-x-e3-dc-partnership)
- [I have a Smart Meter with a BSI-certified gateway and an E3/DC battery. What is the next step?](https://support.ostrom.de/en/articles/9796704-i-have-a-smart-meter-with-a-bsi-certified-gateway-and-an-e3-dc-battery-what-is-the-next-step)
- [How can I charge my E3/DC battery automatically at the cheapest times with Ostrom?](https://support.ostrom.de/en/articles/11313655-how-can-i-charge-my-e3-dc-battery-automatically-at-the-cheapest-times-with-ostrom)

[**Ostrom x Vaillant**](https://support.ostrom.de/en/collections/11019463-ostrom-x-vaillant)

Get a 200 € Heat Bonus by integrating your Vaillant heat pump into the Ostrom app – credited with your annual invoice. Find all details, requirements, and the application here.

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- [What is the Heat Bonus?](https://support.ostrom.de/en/articles/10204729-what-is-the-heat-bonus)
- [What are the requirements to qualify for the Heat Bonus?](https://support.ostrom.de/en/articles/10204811-what-are-the-requirements-to-qualify-for-the-heat-bonus)
- [How is the Heat Bonus paid out?](https://support.ostrom.de/en/articles/10204717-how-is-the-heat-bonus-paid-out)
- [What information do we need from you to issue the bonus?](https://support.ostrom.de/en/articles/10204847-what-information-do-we-need-from-you-to-issue-the-bonus)
- [Which Vaillant heat pumps are eligible for the Heat Bonus?](https://support.ostrom.de/en/articles/10204854-which-vaillant-heat-pumps-are-eligible-for-the-heat-bonus)
- [Terms for Participation (T&C)](https://support.ostrom.de/en/articles/10204868-terms-for-participation-t-c)