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White square ceiling-mounted wireless access point with smooth matte finish and subtle branding

HPE Networking Instant On

HPE Networking Instant On R3J23A access point

SKU CH-4SMK-ZFZB1 MPN R3J23A

Dual-band Wi-Fi 5 access point with PoE support and medical-grade certifications for indoor deployment

  • StandardsIEEE 802.11ac, 802.11n
  • Frequency BandDual Radio for simultaneous dual-band operation 5 GHz 802.11
  • AntennaIntegrated downtilt omni-directional antennas with maximum i
  • LAN Ports(1) uplink Gigabit Ethernet port, with POE-in support (802.3
  • Power SupplyPower over Ethernet (POE): 802.3af (class 3) DC power (12V)
  • Dimensions1.3 x 6.2 x 6.2 in

WiFi Technology Wi-Fi 5

Struck-through versions exist but are not stocked here.

Model AP12

Power Source Included

  • Dual-band Wi-Fi 5 delivers up to 1.6Gbps combined throughput for video and voice
  • PoE 802.3af class 3 powers the AP through the single Gigabit uplink port
  • Integrated downtilt omni antennas provide 3.9dBi gain at 2.4GHz and 5.4dBi at 5GHz
  • UL 2043 plenum rating plus EN 60601 medical certifications suit healthcare and ceiling installs
  • Web GUI with clustering keeps every AP in sync and fails over automatically if the primary drops

Indoor access point for small businesses

The HPE Networking Instant On R3J23A is an indoor wireless access point built for small offices, cafés and boutique hotels that need reliable Wi‑Fi without a dedicated IT team. It supports Wi‑Fi 5 with dual‑radio operation on 2.4 GHz and 5 GHz bands. The unit includes a power adapter and can be managed through a simple web GUI that gets the network running in minutes.

Plenum‑rated build with PoE and DC options

A UL 2043 plenum rating allows installation in air‑handling spaces, and medical‑environment certifications EN 60601‑1‑1 and EN 60601‑1‑2 broaden deployment possibilities. One Gigabit Ethernet uplink port accepts 802.3af PoE for single‑cable power, while a 12 V DC input provides an alternative when PoE is unavailable. Integrated downtilt omni‑directional antennas offer 3.9 dBi gain at 2.4 GHz and 5.4 dBi at 5 GHz.

Passive cooling with clustered failover

The fanless design runs silently on PoE class 3 power, drawing no more than the 802.3af budget allows. Automatic configuration sync across clustered units means a secondary access point takes over if the primary goes offline, keeping wireless service continuous. Combined wireless data rates reach 1.6 Gbps, supporting video, voice and conferencing workloads.

Highlights

  • Dual-band Wi-Fi 5 delivers up to 1.6Gbps combined throughput for video and voice
  • PoE 802.3af class 3 powers the AP through the single Gigabit uplink port
  • Integrated downtilt omni antennas provide 3.9dBi gain at 2.4GHz and 5.4dBi at 5GHz
  • UL 2043 plenum rating plus EN 60601 medical certifications suit healthcare and ceiling installs
  • Web GUI with clustering keeps every AP in sync and fails over automatically if the primary drops

Specifications

BrandHPE Networking Instant On
SeriesHPE Networking Instant On Access Points
ModelR3J23A
StandardsIEEE 802.11ac, 802.11n
Frequency BandDual Radio for simultaneous dual-band operation
5 GHz 802.11ac 3x3 MIMO for up to 1,300 Mbps wireless data rate, with Multi User MIMO support (Wi-Fi 5)
2.4 GHz 802.11n 2x2 MIMO for up to 300 Mbps wireless data rate (Wi-Fi 4)
AntennaIntegrated downtilt omni-directional antennas with maximum individual antenna gain of 3.9dBi in 2.4GHz and 5.4dBi in 5GHz
LAN Ports(1) uplink Gigabit Ethernet port, with POE-in support (802.3af)
Power SupplyPower over Ethernet (POE): 802.3af (class 3)
DC power (12V)
Note: Power sources are sold separately
Dimensions1.3 x 6.2 x 6.2 in
Weight1.1 lb
FeaturesUL 2043 plenum rating
EN 60601-1-1 and EN 60601-1-2 (for deployment in medical environments)
Wi-Fi Alliance certified (WFA) 802.11ac with Wave 2 (Wi-Fi 5), WPA2, WPA3, Enhanced Open (OWE)
Shipping weight1.18 kg
Package size333 × 333 × 178 mm

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Questions about this item

What wireless standard does the R3J23A use and what practical throughput does it cap at?

It uses IEEE 802.11ac Wave 2 (Wi-Fi 5) with 3x3 MIMO on 5 GHz for up to 1300 Mbps and 2x2 MIMO on 2.4 GHz for up to 300 Mbps, giving a combined rate of 1.6 Gbps.

What mounting options and physical space does the R3J23A need?

The unit measures 1.3 x 6.2 x 6.2 in and weighs 1.1 lb. It carries a UL 2043 plenum rating so it can be mounted in air-handling spaces, and its integrated downtilt omni antennas are designed for ceiling or wall placement.

How is the R3J23A powered and what step do installers often miss?

It accepts 802.3af PoE (class 3) on its single Gigabit uplink port or a separate 12 V DC supply; the power source is not included, so you must provide a PoE switch, injector or DC adapter before the AP will turn on.

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