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Antenna Gains per AP Model

To choose the right Juniper access points (APs) for your needs, compare antenna gain values for various models.

Mist AP Antennas

The tables below show the maximum gain for which the Juniper Mist AP, or the AP plus an external antenna, is certified. Note, though, that the maximum allowable gain will vary according to the regulatory domain in which the AP is operating. As such, when configuring the gain settings for a given AP, you need to be sure not to exceed the maximum allowed by local regulations.

Take the case of an AP43E with an external directional antenna, for example. The AP supports a gain of up to 8 dBi on the 2.4 GHz radio band, and up to 10 dBi on the 5 GHz radio band. This level of gain will exceed the maximum allowed for some regulatory domains. Thus, although the AP hardware supports it, and you can configure a 10 dBi gain in the software, a setting of 10 dBi would be mistake if your local regulations do not allow it.

Table 1: Indoor Antenna Gains
Model Antenna Type 2.4 GHz 5 GHz 6 GHz
AP12

Omni

2dBi 5dBi

~

AP21

Omni

3dBi 5dBi

~

AP24

Omni

3dBi 5dBi

5dBi

AP32

Omni

5dBi 6dBi

~

AP33

Omni

5dBi 6dBi

~

AP34

Omni

4dBi 6dBi

6dBi

AP41

Omni

4dBi 5dBi ~
AP43

Omni

4dBi 6dBi

~

AP45

Omni

3dBi 5dBi

5dBi

AP47

Omni

4dBi 6dBi 6dBi
AP47D

Directional

6dBi 8dBi 8dBi
AP61

Omni

4dBi 5dBi

~

AP63

Omni

4dBi 6dBi

~

AP64

Omni

3dBi 5dBi

5dBi

Table 2: Outdoor Antenna Gains
Model Antenna Type 2.4 GHz 5 GHz 6 GHz
AP47E

Directional

8dBi

10dBi

10dBi

AP45E

Omni

Directional

4dBi

8dBi

6dBi

10dBi

6dBi

10dBi

AP43E

Directional

8dBi

10dBi

~

AP41E

Directional

8dBi

8dBi

~

AP63E

Directional

8dBi

10dBi

~

AP61E

Directional

8dBi

8dBi

~

Figure 1: Configuring Antenna Gain Configuring Antenna Gain

When configuring a gain of 6 dBi or higher for an external antenna, we recommend that you make the setting in the RF Template, a device profile, or at the level of the individual AP. An example configuration from the Radio Settings page (site-level) is shown in Figure 1. Note that the External Antenna Gain option does not appear for internal APs.