# OSO Charge hotwater heater VVB

**URL:** <https://community.homey.app/t/oso-charge-hotwater-heater-vvb/115100>\
**Category:** Questions & Help\
**Created:** [August 27, 2024, 8:25pm UTC](https://community.homey.app/t/oso-charge-hotwater-heater-vvb/115100 "2024-08-27T20:25:39Z")\
**Posts on this page:** 5\
**Page:** 1

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**Author:** ![olenesset](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/olenesset/32/120176_2.png) [@olenesset](https://community.homey.app/u/olenesset)\
**Post date:** [August 27, 2024, 8:25pm UTC](https://community.homey.app/t/oso-charge-hotwater-heater-vvb/115100/1 "2024-08-27T20:25:39Z")

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Hi!  
I have installed OSO charge heating tank. I would like to use Sparegris to control the unit.  
But OSO charge is missing in Sparegris.  
Is it possible to incooroprate it?

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**Author:** ![Peter\_Kawa](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/peter_kawa/32/173848_2.png) [@Peter\_Kawa](https://community.homey.app/u/Peter_Kawa)\
**Post date:** [August 27, 2024, 10:19pm UTC](https://community.homey.app/t/oso-charge-hotwater-heater-vvb/115100/2 "2024-08-27T22:19:55Z")

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Welcome to the Homey forum,

Please ask the developer in the specific app topic, as mentioned at the homey.app store app page:

> [@\[APP\]\[Pro\] Piggy Bank](https://community.homey.app/t/app-pro-piggy-bank/66677):
>
> This topic is about the Piggy Bank app. The main purpose of this app is to make sure the power usage for every hour is within the targeted power tariff in Norway (now also Belgium - if someone can confirm I did it right). New features are being added continuously. It is being developed at [GitHub - frodeheg/no.sparegris: Saves money by adjusting when to use electricity](https://github.com/frodeheg/no.sparegris)Common questions 1. When will my device be supported If your device is not supported, Please send me a device report and I w…

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**Author:** ![Rmb](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/rmb/32/79135_2.png) [@Rmb](https://community.homey.app/u/Rmb)\
**Post date:** [August 28, 2024, 8:40am UTC](https://community.homey.app/t/oso-charge-hotwater-heater-vvb/115100/3 "2024-08-28T08:40:13Z")

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> [@olenesset](#):
>
> OSO charge heating tank

Doesn’t it have its own controller yet? If so, what functionality can you add by Homey?

> **[OSO frigjør kraften i varmtvannsberedere med OSO Charge - OSO Energy](https://osoenergy.no/en/2023/01/24/oso-frigjor-kraften-i-varmtvannsberedere-med-oso-charge-2/)**
>
> 20210505 Pressemelding OSO Energy OSO frigjør kraften i varmtvannsberedere med OSO Charge Varmtvann er en viktig del av helse og velvære. OSO varmtvannsberedere har levert komfort til millioner av nordmenn siden 1932, og nå skal OSO produktene også...

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**Author:** ![olenesset](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/olenesset/32/120176_2.png) [@olenesset](https://community.homey.app/u/olenesset)\
**Post date:** [August 28, 2024, 9:12am UTC](https://community.homey.app/t/oso-charge-hotwater-heater-vvb/115100/4 "2024-08-28T09:12:33Z")

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I want to charge the tank at certain times of the day, and take solar cell production into account.

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**Author:** ![DirkG](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/dirkg/32/118897_2.png) [@DirkG](https://community.homey.app/u/DirkG)\
**Post date:** [August 28, 2024, 9:27am UTC](https://community.homey.app/t/oso-charge-hotwater-heater-vvb/115100/6 "2024-08-28T09:27:12Z")

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As far as I understand your use case, you need three apps to realize this. The **OSO inCharge** app, the **Piggy Bank** app and an app for your PV system.  
And then you need to create an intelligent flow from this.