Ubiquiti PoE Over 2-Wire Retrofit Extender (UACC-Retrofit-PoE-2Wire) — PoE+ Over Twisted-Pair or Coax

Description

Retrofit Kit · PoE+ Over 2-Wire or Coax · TX + RX Pair

The Ubiquiti PoE Over 2-Wire Retrofit Extender (UACC-Retrofit-PoE-2Wire) is a transmitter + receiver pair that lets you deliver PoE+ data and power over existing 2-wire twisted-pair, alarm cable, or RG-6 coax — no need to pull fresh Cat6 through walls, risers or conduit. Perfect for upgrading legacy intercoms, analogue CCTV runs, lift / strata risers and heritage buildings to UniFi Access, UniFi Protect cameras, IP intercoms or remote APs.

Feed the transmitter with PoE++ (60 W) from any UniFi or third-party 802.3bt switch, then run 2 wires (or coax via the included BNC adapters) up to 750 m to the receiver, which outputs clean 802.3at PoE+ for your IP endpoint. Plug-and-play, no controller config required.

Extends
PoE+ Over 2-Wire or Coax
Max Distance
Up to 750 m (RG-6 coax)

Built for the jobs you didn't want to re-cable

Re-use the cabling that's already there

If a site has any pair of conductors between two points — alarm cable, old intercom riser, doorbell wiring, RJ11 telephone, single-pair shielded, or RG-6 coax from an analogue CCTV system — the UACC-Retrofit-PoE-2Wire turns it into a working PoE+ link. No fishing new conduit, no chasing walls.

Real PoE+ at the endpoint

Input is PoE++ 50 V / 1.2 A (60 W). Output is genuine 802.3at PoE+ at 48 V / 0.6 A — enough to run UniFi Access G3 readers, intercoms, G5 Bullet / G5 Dome / G6 cameras, U6+/U7 Lite APs, or third-party 802.3af/at devices.

Two adapters in the box for coax retrofits

Each kit ships with two 2-wire to BNC adapters, so you can drop straight onto existing RG-6 runs from a legacy DVR install — ideal when you're swapping analogue cameras for UniFi Protect IP cameras without pulling new cable.

Up to 750 m on coax · 550 m on twisted pair

Performance scales with cable length: 85 Mbps and 25 W at 50 m, 85 Mbps and 13 W at 100 m UTP, dropping gracefully to ~50 Mbps and data-only at the long end. Plenty for door readers, intercoms, mid-range IP cameras and access points.

Where Australian installers use it

Analogue CCTV → IP upgrades

Re-use existing RG-59 / RG-6 coax to deliver PoE+ to new UniFi Protect cameras (G5 Bullet, G5 Dome, G6 Bullet). No need to re-cable an entire warehouse, factory, school or carpark just to move from HD-CVI/AHD analogue to true IP.

Strata & apartment intercom retrofits

Re-use the existing 2-wire riser between the lobby station and each apartment / level distribution box to mount UniFi G4 Intercoms or UA-Hub readers — without trenching common-property risers or coring fire-rated slabs.

Heritage & tenanted fit-outs

In heritage-listed buildings, leased shops and historic offices where you can't run new conduit, the extender keeps cabling work hidden inside existing chases and ceiling cavities — speeding sign-off and protecting your bond.

Long carpark, gate & perimeter runs

Drop the receiver at a gate, perimeter pole or boom-gate cabinet using whatever single pair the site already has back to the comms room. Ideal for boom-gate readers, intercoms and PoE cameras at the property boundary.

How it works

Deployment
1. PoE++ source Connect your UniFi Pro / Pro Max / Enterprise PoE switch (or any 802.3bt source) into the Transmitter's PoE++ input.
2. 2-wire run Land the existing twisted-pair / alarm cable / 2 conductors of UTP, OR use the included BNC adapter onto RG-6 / RG-59 coax, between the TX and RX units.
3. PoE+ to endpoint Plug your UniFi camera, intercom, reader, UA-Hub or access point into the Receiver's PoE+ output. Done — no controller adoption needed for the extender itself.

UACC-Retrofit-PoE-2Wire full specifications

Mechanical
Model / SKU UACC-Retrofit-PoE-2Wire (pair: 1 × TX + 1 × RX + 2 × BNC adapters)
Dimensions — PoE in/out unit 40 × 105 × 25 mm (1.6 × 4.1 × 1")
Dimensions — BNC adapter 43.5 × 138 × 30 mm (1.7 × 5.4 × 1.2")
Weight PoE in: 77 g · PoE out: 79 g · Adapter: 140 g
Enclosure / Mounting Polycarbonate
Coaxial Connector BNC female (on supplied adapter)
Hardware & power
Networking Interface (1) 10/100 MbE RJ45 · (1) HomePlug AV (2-wire link)
Power Method PoE++ (802.3bt) input
PoE Input (TX) (1) PoE++ · 50 V DC, 1.2 A
PoE Output (RX) (1) PoE+ · 48 V DC, 0.6 A
Max. Power Consumption 3 W (extender itself, without PoE pass-through)
ESD / EMP Protection Air: ±8 kV · Contact: ±4 kV
LED White
Cable length vs. bandwidth & max output power
Cable length UTP 24 AWG  |  RG-6 coax
50 m 85 Mbps @ 25 W  |  85 Mbps @ 25 W
100 m 85 Mbps @ 13 W  |  85 Mbps @ 20 W
150 m 85 Mbps @ 9 W  |  85 Mbps @ 13 W
200 m 85 Mbps @ 6 W  |  85 Mbps @ 9 W
250 m 80 Mbps @ 4 W  |  85 Mbps @ 7 W
300 m 75 Mbps @ 3 W  |  85 Mbps @ 6 W
350 m 70 Mbps (data only)  |  85 Mbps @ 4 W
400 m 65 Mbps (data only)  |  82 Mbps @ 3 W
500 m 55 Mbps (data only)  |  75 Mbps (data only)
750 m —  |  50 Mbps (data only)
Environment & certifications
Operating Temperature -10 to 40 °C (14 to 104 °F)
Operating Humidity 5 to 90 % non-condensing
Certifications CE, FCC, IC, UL 62368-1, CSA C22.2 No. 62368-1

Datasheet & documentation

Frequently asked questions

Will it really work over old RG-59 or RG-6 coax from my analogue CCTV system?
Yes — that's one of its core use cases. The kit includes two 2-wire to BNC adapters. Re-terminate your old coax with BNC plugs (or use BNC-to-screw adapters), connect TX at the DVR/comms end and RX at the camera end, and you have PoE+ over the same coax you used to carry analogue video.
What kind of 2-wire cable is supported?
Any pair of insulated conductors with reasonable resistance: 24 AWG UTP (one pair of a Cat3/5/5e/6 cable), alarm cable, intercom riser, doorbell wire, telephone pair, or RG-6 / RG-59 coax via the bundled BNC adapter. Polarity-insensitive between the two conductors.
How much PoE actually reaches the endpoint?
It depends on cable length and type. As a quick guide on UTP 24 AWG: 25 W at 50 m, 13 W at 100 m, 9 W at 150 m, 6 W at 200 m. Coax is more efficient: 25 W at 50 m, 20 W at 100 m, 13 W at 150 m. Plan around the actual draw of your endpoint — most G3/G4 readers, G4/G5 cameras and U6+/U7 Lite APs sit well under 13 W.
Do I need to adopt it in UniFi Network?
No. The extender is fully transparent — no MAC, no controller adoption, no firmware to manage. It looks like a piece of cable to your switch and to your endpoint. UniFi Network simply sees the camera / reader / AP that's plugged into the receiver.
Can I cascade two pairs to get longer than 750 m?
Ubiquiti doesn't officially support cascading and the HomePlug AV signal isn't designed to be repeated. For runs beyond the official table use fibre with a media converter at each end, or step up to a UISP wireless backhaul.
Do you ship to all states in Australia?
Yes. CCTV Guru ships the UACC-Retrofit-PoE-2Wire Australia-wide — Sydney, Melbourne, Brisbane, Perth, Adelaide, Canberra, Hobart, Darwin, Gold Coast, Newcastle and regional addresses. Most metro orders placed before 2 pm AEST go out the same business day.
1-Year Ubiquiti Warranty
Fast Australia-Wide Shipping
Australian Tech Support

Ubiquiti PoE Over 2-Wire Retrofit Extender (UACC-Retrofit-PoE-2Wire) — PoE+ Over Twisted-Pair or Coax

Product form

SKU: UACC-Retrofit-PoE-2Wire

Retrofit Kit · PoE+ Over 2-Wire or Coax · TX + RX Pair The Ubiquiti PoE Over 2-Wire Retrofit Extender... Read more

$240.00 Incl. GST

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    • Dispatch today? Order within: Jun 04, 2026 14:00:00 +1000
    • Warranty: 12 months
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    Description

    Retrofit Kit · PoE+ Over 2-Wire or Coax · TX + RX Pair

    The Ubiquiti PoE Over 2-Wire Retrofit Extender (UACC-Retrofit-PoE-2Wire) is a transmitter + receiver pair that lets you deliver PoE+ data and power over existing 2-wire twisted-pair, alarm cable, or RG-6 coax — no need to pull fresh Cat6 through walls, risers or conduit. Perfect for upgrading legacy intercoms, analogue CCTV runs, lift / strata risers and heritage buildings to UniFi Access, UniFi Protect cameras, IP intercoms or remote APs.

    Feed the transmitter with PoE++ (60 W) from any UniFi or third-party 802.3bt switch, then run 2 wires (or coax via the included BNC adapters) up to 750 m to the receiver, which outputs clean 802.3at PoE+ for your IP endpoint. Plug-and-play, no controller config required.

    Extends
    PoE+ Over 2-Wire or Coax
    Max Distance
    Up to 750 m (RG-6 coax)

    Built for the jobs you didn't want to re-cable

    Re-use the cabling that's already there

    If a site has any pair of conductors between two points — alarm cable, old intercom riser, doorbell wiring, RJ11 telephone, single-pair shielded, or RG-6 coax from an analogue CCTV system — the UACC-Retrofit-PoE-2Wire turns it into a working PoE+ link. No fishing new conduit, no chasing walls.

    Real PoE+ at the endpoint

    Input is PoE++ 50 V / 1.2 A (60 W). Output is genuine 802.3at PoE+ at 48 V / 0.6 A — enough to run UniFi Access G3 readers, intercoms, G5 Bullet / G5 Dome / G6 cameras, U6+/U7 Lite APs, or third-party 802.3af/at devices.

    Two adapters in the box for coax retrofits

    Each kit ships with two 2-wire to BNC adapters, so you can drop straight onto existing RG-6 runs from a legacy DVR install — ideal when you're swapping analogue cameras for UniFi Protect IP cameras without pulling new cable.

    Up to 750 m on coax · 550 m on twisted pair

    Performance scales with cable length: 85 Mbps and 25 W at 50 m, 85 Mbps and 13 W at 100 m UTP, dropping gracefully to ~50 Mbps and data-only at the long end. Plenty for door readers, intercoms, mid-range IP cameras and access points.

    Where Australian installers use it

    Analogue CCTV → IP upgrades

    Re-use existing RG-59 / RG-6 coax to deliver PoE+ to new UniFi Protect cameras (G5 Bullet, G5 Dome, G6 Bullet). No need to re-cable an entire warehouse, factory, school or carpark just to move from HD-CVI/AHD analogue to true IP.

    Strata & apartment intercom retrofits

    Re-use the existing 2-wire riser between the lobby station and each apartment / level distribution box to mount UniFi G4 Intercoms or UA-Hub readers — without trenching common-property risers or coring fire-rated slabs.

    Heritage & tenanted fit-outs

    In heritage-listed buildings, leased shops and historic offices where you can't run new conduit, the extender keeps cabling work hidden inside existing chases and ceiling cavities — speeding sign-off and protecting your bond.

    Long carpark, gate & perimeter runs

    Drop the receiver at a gate, perimeter pole or boom-gate cabinet using whatever single pair the site already has back to the comms room. Ideal for boom-gate readers, intercoms and PoE cameras at the property boundary.

    How it works

    Deployment
    1. PoE++ source Connect your UniFi Pro / Pro Max / Enterprise PoE switch (or any 802.3bt source) into the Transmitter's PoE++ input.
    2. 2-wire run Land the existing twisted-pair / alarm cable / 2 conductors of UTP, OR use the included BNC adapter onto RG-6 / RG-59 coax, between the TX and RX units.
    3. PoE+ to endpoint Plug your UniFi camera, intercom, reader, UA-Hub or access point into the Receiver's PoE+ output. Done — no controller adoption needed for the extender itself.

    UACC-Retrofit-PoE-2Wire full specifications

    Mechanical
    Model / SKU UACC-Retrofit-PoE-2Wire (pair: 1 × TX + 1 × RX + 2 × BNC adapters)
    Dimensions — PoE in/out unit 40 × 105 × 25 mm (1.6 × 4.1 × 1")
    Dimensions — BNC adapter 43.5 × 138 × 30 mm (1.7 × 5.4 × 1.2")
    Weight PoE in: 77 g · PoE out: 79 g · Adapter: 140 g
    Enclosure / Mounting Polycarbonate
    Coaxial Connector BNC female (on supplied adapter)
    Hardware & power
    Networking Interface (1) 10/100 MbE RJ45 · (1) HomePlug AV (2-wire link)
    Power Method PoE++ (802.3bt) input
    PoE Input (TX) (1) PoE++ · 50 V DC, 1.2 A
    PoE Output (RX) (1) PoE+ · 48 V DC, 0.6 A
    Max. Power Consumption 3 W (extender itself, without PoE pass-through)
    ESD / EMP Protection Air: ±8 kV · Contact: ±4 kV
    LED White
    Cable length vs. bandwidth & max output power
    Cable length UTP 24 AWG  |  RG-6 coax
    50 m 85 Mbps @ 25 W  |  85 Mbps @ 25 W
    100 m 85 Mbps @ 13 W  |  85 Mbps @ 20 W
    150 m 85 Mbps @ 9 W  |  85 Mbps @ 13 W
    200 m 85 Mbps @ 6 W  |  85 Mbps @ 9 W
    250 m 80 Mbps @ 4 W  |  85 Mbps @ 7 W
    300 m 75 Mbps @ 3 W  |  85 Mbps @ 6 W
    350 m 70 Mbps (data only)  |  85 Mbps @ 4 W
    400 m 65 Mbps (data only)  |  82 Mbps @ 3 W
    500 m 55 Mbps (data only)  |  75 Mbps (data only)
    750 m —  |  50 Mbps (data only)
    Environment & certifications
    Operating Temperature -10 to 40 °C (14 to 104 °F)
    Operating Humidity 5 to 90 % non-condensing
    Certifications CE, FCC, IC, UL 62368-1, CSA C22.2 No. 62368-1

    Datasheet & documentation

    Frequently asked questions

    Will it really work over old RG-59 or RG-6 coax from my analogue CCTV system?
    Yes — that's one of its core use cases. The kit includes two 2-wire to BNC adapters. Re-terminate your old coax with BNC plugs (or use BNC-to-screw adapters), connect TX at the DVR/comms end and RX at the camera end, and you have PoE+ over the same coax you used to carry analogue video.
    What kind of 2-wire cable is supported?
    Any pair of insulated conductors with reasonable resistance: 24 AWG UTP (one pair of a Cat3/5/5e/6 cable), alarm cable, intercom riser, doorbell wire, telephone pair, or RG-6 / RG-59 coax via the bundled BNC adapter. Polarity-insensitive between the two conductors.
    How much PoE actually reaches the endpoint?
    It depends on cable length and type. As a quick guide on UTP 24 AWG: 25 W at 50 m, 13 W at 100 m, 9 W at 150 m, 6 W at 200 m. Coax is more efficient: 25 W at 50 m, 20 W at 100 m, 13 W at 150 m. Plan around the actual draw of your endpoint — most G3/G4 readers, G4/G5 cameras and U6+/U7 Lite APs sit well under 13 W.
    Do I need to adopt it in UniFi Network?
    No. The extender is fully transparent — no MAC, no controller adoption, no firmware to manage. It looks like a piece of cable to your switch and to your endpoint. UniFi Network simply sees the camera / reader / AP that's plugged into the receiver.
    Can I cascade two pairs to get longer than 750 m?
    Ubiquiti doesn't officially support cascading and the HomePlug AV signal isn't designed to be repeated. For runs beyond the official table use fibre with a media converter at each end, or step up to a UISP wireless backhaul.
    Do you ship to all states in Australia?
    Yes. CCTV Guru ships the UACC-Retrofit-PoE-2Wire Australia-wide — Sydney, Melbourne, Brisbane, Perth, Adelaide, Canberra, Hobart, Darwin, Gold Coast, Newcastle and regional addresses. Most metro orders placed before 2 pm AEST go out the same business day.
    1-Year Ubiquiti Warranty
    Fast Australia-Wide Shipping
    Australian Tech Support

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