# Power adapter HPE Aruba Instant On R9M78A 12V 18W for AP22

**URL:** https://aio.lv/en/product--hp-enterprise-r9m78a--10507505
**Data updated:** 2025-12-30 08:46 (EET)
**Category:** Portable Device Chargers
**Manufacturer:** HP Enterprise
**Manufacturer code:** R9M78A
**EAN:** 0190017589831
**Warranty:** 2 Years
**Availability:** Out of stock

## Summary description

The HPE Aruba Instant On 12V/18W Power Adapter is designed for the Aruba Instant On AP22 access point. It features a compact design with dimensions of 89mm width, 51mm depth, and 61mm height. This power adapter ensures reliable power supply for optimal performance of your device.

## Long description

The HPE Aruba Instant On R9M78A 12V 18W power adapter is designed to supply stable power to the Aruba Instant On AP22 access point. The compact adapter measures 89 mm × 51 mm × 61 mm and weighs approximately 0.1724 kg, providing a dedicated external power solution for compatible Aruba products.
Advantages
This 12V/18W power adapter offers a reliable, manufacturer-specified power source that helps maintain consistent operation of the AP22 access point. Its compact size and standard US/EU plug options make installation straightforward, and compatibility with select Aruba Instant On devices reduces the need for alternative power supplies.
Suitable for
 Powering HPE Aruba Instant On AP22 access points
 Replacing a lost or damaged AP22 power adapter
 Deployments requiring a compact external power supply for Aruba devices
Key specifications
 Model: R9M78A
 Output: 12 V, 18 W
 Compatible device: Aruba Instant On AP22
 Dimensions: 89 mm × 51 mm × 61 mm
 Weight: 0.1724 kg
 Plug types: US and EU (for use in select regions)
 Brand: HP Enterprise (HPE Aruba Instant On)
How to use
Connect the adapter to a compatible AC mains outlet using the appropriate US or EU plug. Attach the output connector to the power input of the Aruba Instant On AP22 access point until it is seated securely. Verify that the access point powers on and functions normally. Use only with devices specified as compatible to avoid damage.
Usage recommendations
Use the adapter in dry indoor environments within the voltage range of your local mains supply. Avoid exposing the adapter to extreme temperatures or moisture, and replace the adapter if the cable or connector shows signs of wear or damage.

## Specifications

| Feature | Value |
|---|---|
| Product type | Power adapter |

### Performance

| Feature | Value |
|---|---|
| Compatibility | Aruba Instant On AP22 |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.1724 kg |
| Height | 61 mm |
| Width | 89 mm |
| Depth | 51 mm |

### Packaging content

| Feature | Value |
|---|---|
| Quantity per pack | 1 pc(s) |

## FAQ

### What payment options are available?

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### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All HP Enterprise products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized HP Enterprise service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

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