Vintage airMAX replacement component
Ubiquiti PowerBeam 5AC 500 ISO Feed PBE-5AC-500-ISO-FEED in Dubai, UAE
This exact SKU is a replacement feed and radio assembly for the older 500 mm RF-isolated PowerBeam AC platform. It is not the complete dish, radome and mounting kit. Buyers should treat compatibility, lifecycle status and remaining supply as primary procurement questions.
Before requesting a quote
Share a clear image of the existing product label, reflector diameter, quantity, installation country and whether the original feed has failed.
Replacement feed/radio assembly
airMAX AC, 5 GHz
Ubiquiti vintage product
Verify exact 500 mm compatibility
Direct answer for buyers
The PBE-5AC-500-ISO-FEED is an older Ubiquiti replacement component associated with the PowerBeam 5AC 500 ISO wireless bridge. Its job is to provide the active 5 GHz radio and antenna-feed portion that couples to the matching 500 mm reflector assembly. It may suit an operator repairing an existing installation where the reflector, radome and mounting hardware remain usable. It should not be selected as a new complete point-to-point bridge without confirming what is included. Before proceeding, confirm the label on the installed unit, reflector size, required region, firmware plan, PoE arrangement, condition of the remaining hardware and whether a current replacement platform would offer a better lifecycle decision.
What this component does
The feed assembly is the active radio section of the older PowerBeam 5AC 500 ISO architecture. When installed in the correct reflector and rear housing, it forms part of a directional outdoor wireless link. The directional reflector concentrates radio energy toward the remote endpoint, while the feed provides the network interface, radio electronics and antenna coupling required for the link.
The complete PBE-5AC-500-ISO platform was designed as a 5 GHz airMAX AC bridge with a 500 mm RF-isolated reflector. The replacement feed is relevant when the active assembly must be replaced but the mechanical dish system is still serviceable. It is not a general-purpose Wi-Fi access point and should not be treated as a stand-alone indoor wireless adapter.
Who should consider it
This SKU may be relevant to wireless internet service providers, CCTV backhaul operators, industrial sites, campuses, farms, warehouses, remote facilities and system integrators maintaining installed PowerBeam 5AC 500 ISO links. It is most appropriate where the organisation has identified a failed or damaged feed and wants to preserve an otherwise usable reflector installation.
It is less suitable for a new project where long-term supply, warranty simplicity, modern management features or future expansion are important. In those cases, FourTeck can review current airMAX or alternative wireless bridge options and help compare replacement cost against the operational advantages of refreshing both endpoints.
Business problems this replacement may help address
Failed active radio
A known feed failure may interrupt an established point-to-point or customer-premises link even when the dish and mount remain structurally sound.
Preserving an aligned installation
Replacing only the compatible active assembly may reduce mechanical rework, but the existing alignment, cabling and hardware condition still require inspection.
Legacy spares planning
Operators with multiple installed units may evaluate limited spares for continuity while they prepare a controlled migration to a current platform.
Repair versus refresh decision
A structured review helps determine whether a vintage component purchase is operationally sensible compared with replacing the full link.
Product-fit decision matrix
| Requirement | Suitable when | Confirm before ordering |
|---|---|---|
| Replacement of an existing feed | The installed system is positively identified as the matching 500 mm ISO model. | Label, reflector size, photographs and physical connector arrangement. |
| Maintain an operational legacy link | The link design remains adequate and both endpoints can be supported safely. | Firmware, remote-end compatibility, channel plan and spare strategy. |
| New wireless bridge deployment | Generally not preferred unless a specific legacy standardisation requirement exists. | Current alternatives, full bill of materials, lifecycle and support expectations. |
| Feed-only outdoor coverage | Only for specialised professional use where the feed-only antenna characteristics are understood. | Legal power limits, antenna gain, intended topology and weatherproof installation. |
Verified product and procurement information
| Brand | Ubiquiti |
|---|---|
| Exact model / SKU | PBE-5AC-500-ISO-FEED |
| Product type | Replacement antenna feed and radio assembly |
| Associated platform | PowerBeam 5AC 500 ISO, airMAX AC |
| Frequency band | 5 GHz, subject to country regulations and permitted channels |
| Networking interface | Gigabit Ethernet interface associated with the complete platform |
| Power method | Passive PoE architecture; exact injector inclusion is not confirmed for this feed-only SKU |
| Feed-only antenna gain | 3 dBi is documented for the feed-only compliance configuration |
| With matching 500 mm reflector | 25 dBi is documented in Ubiquiti compliance information for the complete antenna configuration |
| Lifecycle status | Listed by Ubiquiti as Vintage |
| Included components | Feed assembly only should be assumed unless a quotation explicitly states otherwise |
| Compatibility | Must be verified against the exact 500 mm ISO reflector and installed hardware revision |
| Availability | Contact FourTeck for current options; remaining supply may be limited or region dependent |
| Important note | Do not order as a complete bridge. Confirm all required mechanical, power and installation parts separately. |
Compatibility and lifecycle notice
Ubiquiti currently identifies PBE-5AC-500-ISO-FEED as a vintage product. Vintage status changes the purchasing decision: availability can be inconsistent, replacement channels may include old stock, and the part may no longer be the preferred option for new deployments. A buyer should not assume that a feed from another PowerBeam diameter or a newer Gen2 model will fit or operate correctly. Physical similarity is not sufficient evidence of compatibility.
FourTeck recommends checking the product label, reflector diameter, rear housing, feed-release mechanism and existing network configuration. For an operational point-to-point link, also confirm the exact remote-end model and software level. A one-sided hardware change can create management, modulation or interoperability concerns if the two endpoints are not planned as a pair. Where continuity is critical, the evaluation should include the cost of a second spare or a planned migration to current hardware.
A practical replacement and purchase journey
Identify the installed unit
Record the complete model label, country code where shown, reflector diameter and serial details. Photograph the feed, rear housing and mounting assembly.
Diagnose the failure
Check power, cable, PoE injector, grounding and Ethernet connectivity before concluding that the radio feed itself has failed.
Confirm compatibility
Match the replacement SKU to the 500 mm ISO assembly and verify the opposite endpoint, firmware and permitted radio configuration.
Compare repair with refresh
Consider part cost, remaining mechanical life, supportability, downtime risk and the option to replace the link with current equipment.
Request a defined quotation
Ensure the quotation states condition, included items, region, quantity, availability guidance and any installation or configuration scope.
Directional radio performance depends on the complete assembly
The feed cannot be evaluated in isolation when the intended use is a directional bridge. The reflector geometry, feed placement, radome condition, mounting rigidity and alignment all contribute to the final radio result. Ubiquiti documentation for the complete PBE-5AC-500-ISO describes a 500 mm RF-isolated reflector, while compliance information distinguishes between the lower-gain feed-only configuration and the higher-gain configuration achieved with the matching reflector. This distinction is important because legal transmit-power settings and expected link behaviour depend on the actual antenna configuration.
A replacement feed should seat correctly and lock securely into the rear housing. The release mechanism must be fully engaged, and the cable door should protect the Ethernet connection from environmental exposure. A damaged or distorted reflector can reduce performance even when the replacement radio is working. Likewise, a deteriorated radome, loose pole mount or corroded hardware can compromise reliability. Professional installers should inspect the complete outdoor assembly rather than replacing the feed and assuming the rest of the system is healthy.
Link planning also matters. Path clearance, Fresnel-zone obstruction, tower movement, nearby 5 GHz interference and regulatory channel restrictions can affect throughput and stability. A previously functioning link may fail after site changes, new construction or increased radio congestion. Before procuring a vintage replacement, verify that the fault is truly hardware-related and that the original link design still fits the operating environment.
Management, firmware and endpoint consistency
The PowerBeam AC platform uses Ubiquiti’s airMAX ecosystem rather than standard consumer Wi-Fi operation. Configuration should be performed by someone familiar with airMAX link roles, channel widths, frequency selection, security settings, transmit power, distance settings and network modes. A replacement feed may arrive at factory defaults or with an unknown configuration if sourced through secondary channels. The installer should plan secure access, firmware validation and a controlled restoration of settings.
For a point-to-point bridge, both ends should be considered together. The remote endpoint model, software branch and radio settings can influence whether a replacement can be integrated without unexpected downtime. Back up the configuration of the working side where practical, document IP addressing and credentials, and avoid changing multiple variables at once. Where the old unit cannot be accessed, gather network information from switches, routers or monitoring systems before removing it.
Because the SKU is vintage, firmware lifecycle and operational risk deserve more weight than they would for a current model. The objective is not merely to make the radio associate; it is to restore a manageable, supportable and secure link. Organisations with formal change control should record the replacement serial number, software version, configuration baseline, installation date and test results. This documentation helps the next technician understand why a legacy component remains in service and when it should be retired.
Repair economics and continuity planning
A feed-only replacement can appear economical because it reuses the reflector, mounting arrangement and much of the existing installation. That calculation is valid only when the retained parts are in good condition and the required feed is available from a trustworthy source. Labour for tower access, alignment, testing and possible repeat visits can exceed the apparent saving if the replacement is incompatible or has uncertain condition.
For a low-criticality link, a targeted repair may be reasonable. For a link carrying business systems, surveillance traffic, voice services or remote-site access, a broader resilience plan may be preferable. Options can include replacing both endpoints, keeping a tested spare, creating a temporary backup path or scheduling a migration before remaining vintage units fail. The decision should reflect the cost of downtime, access difficulty and the number of similar devices still deployed.
Procurement teams should ask whether the offered part is new old stock, refurbished, used or pulled from another installation. They should request clarity on included accessories and return conditions. FourTeck can help organise the technical questions and quotation structure, but final availability, condition and warranty treatment must be confirmed for the specific offer rather than assumed from the original complete-product documentation.
Suitable business environments and use cases
WISP subscriber and backhaul maintenance
Operators with established PowerBeam 500 mm ISO infrastructure may need a model-specific spare to restore a customer or point-to-point link while planning fleet renewal.
Remote surveillance connectivity
A legacy bridge may carry camera traffic between buildings or outdoor sites. Repair suitability depends on traffic demand, path conditions and the acceptable outage window.
Industrial and agricultural sites
Remote pumps, yards, warehouses or farm buildings may rely on older wireless links where trenching fibre is impractical. Outdoor mechanical condition must be inspected carefully.
Campus building links
Schools, compounds and commercial campuses may use directional wireless bridges between facilities. A repair should be compared against current bandwidth and management requirements.
Installation and operational considerations
Outdoor radio replacement is more than a simple component swap. The installer should isolate power safely, verify tower or rooftop access procedures, inspect grounding and use outdoor-rated shielded Ethernet cabling. Ubiquiti’s installation guidance for the associated complete product calls for professional installation and compliance with local frequency, output-power and Dynamic Frequency Selection requirements. These responsibilities remain relevant when replacing only the feed.
The existing PoE arrangement should be checked before connection. Do not assume that every passive PoE injector is interchangeable. Confirm voltage, polarity, cable quality and surge protection. If the original injector or cable was involved in the failure, installing a replacement feed without correcting the underlying electrical problem may damage the new component. In exposed locations, review bonding, earthing and surge-protection practices as part of the repair.
After installation, perform a structured test. Confirm Ethernet negotiation, device access, correct firmware, radio association, signal levels, noise floor, modulation performance, packet loss and sustained traffic. Recheck alignment rather than relying only on the previous mount position. Document the final settings and compare them with historical monitoring data where available. A successful association alone does not prove that the repaired link is operating at a stable business standard.
Questions to resolve before ordering
PowerBeam feed assemblies from other reflector sizes or generations should not be assumed compatible.
Test the cable, PoE injector, switch port, grounding and configuration before purchasing a radio component.
Clarify whether the quote covers only the feed, and whether any injector, cable, housing or mounting parts are supplied.
Ask whether the unit is new old stock, refurbished or used, and request applicable return and warranty terms.
Record the opposite radio model, firmware and link configuration before planning a one-sided replacement.
Compare total labour, downtime, remaining lifecycle and future support against a current bridge solution.
Procurement checklist
☐ Exact label confirms PBE-5AC-500-ISO or the required feed SKU
☐ Reflector diameter and rear housing have been photographed
☐ Required quantity and destination are confirmed
☐ Feed-only versus complete-kit requirement is understood
☐ Existing PoE voltage and injector condition are checked
☐ Remote endpoint model and firmware are documented
☐ Legal 5 GHz channel and power requirements are reviewed
☐ New old stock, refurbished or used condition is stated
☐ Included components are written into the quotation
☐ Installation, access and alignment scope are defined
☐ Warranty or return guidance is confirmed for the offered unit
☐ Repair cost is compared with a current replacement link
How FourTeck can assist
FourTeck can help turn a vague replacement request into a technically useful procurement brief. The process can begin with photographs of the installed label, feed, reflector and PoE equipment. Our team can help distinguish a feed-only requirement from a complete PowerBeam replacement, review the quantity and destination, and identify questions that should be answered before a quotation is accepted.
Where the exact vintage SKU can still be sourced, quotation coordination can include condition, included components, region and expected lead-time guidance. Where supply is unavailable or operational risk is too high, FourTeck can discuss suitable current wireless bridge options, installation planning and migration considerations. Related assistance is available through the FourTeck technology products catalogue, our installation and configuration services, and the Dubai sales contact team.
UAE availability and support guidance
Contact FourTeck to confirm current UAE availability for PBE-5AC-500-ISO-FEED. Because Ubiquiti lists this exact SKU as vintage, availability may depend on remaining distributor inventory, condition, quantity, region and vendor lead time. A quotation should clearly state whether the offered item is feed-only and identify any exclusions. Delivery and project coordination can be discussed after the exact requirement is confirmed.
FourTeck can coordinate enquiries for organisations in Dubai, Abu Dhabi, Sharjah and Ajman through one combined requirement review. Buyers should share the installation location, access conditions, number of affected links and whether configuration or alignment assistance is required. Installation and configuration scope should be included in the quotation where needed rather than assumed to accompany the hardware.
GCC Availability
FourTeck can assist GCC organisations that are maintaining older PowerBeam infrastructure by reviewing the exact replacement requirement before procurement. Enquiries may involve the United Arab Emirates, Saudi Arabia, Kuwait, Qatar, Bahrain or Oman, but the availability of a vintage feed can differ significantly by destination and supply channel. Share the product label, reflector size, quantity, destination country, expected schedule and whether installation or configuration support is required. FourTeck can help coordinate model verification, quotation questions, delivery planning and an alternative-product discussion where the requested feed is no longer practical. Product condition, regional radio requirements, vendor lead time, shipping arrangements and service scope must be confirmed for each order. No local stock, customs outcome, fixed delivery period or guaranteed installation date should be assumed. For Kuwait-related coordination, buyers may also review FourTeck Kuwait technology assistance.
Africa Availability
Organisations maintaining wireless links in Africa can contact FourTeck for requirement review, replacement-part guidance and migration planning. A vintage radio feed may be considered for a specific installed base, but procurement should account for destination, quantity, device condition, regional frequency rules, power requirements, shipping arrangements and the practical availability of qualified installation support. Buyers in East Africa and other regions should provide the destination country, exact SKU, photographs of the existing 500 mm ISO assembly, quantity and preferred deployment schedule. FourTeck can help assess whether sourcing the legacy component is reasonable or whether replacing the complete link would reduce operational risk. Availability, fulfilment and onsite scope vary by project and should be confirmed in writing. Regional resources include FourTeck Africa technology solutions, Kenya support coordination and Uganda product guidance.
Related products, services and alternatives
Current airMAX bridge options
Consider a current Ubiquiti directional bridge when lifecycle, firmware support and predictable sourcing are more important than retaining the old reflector.
Outdoor Ethernet and surge review
Inspect shielded cabling, grounding, PoE and surge protection before reconnecting replacement radio hardware.
Wireless link assessment
Recalculate path clearance, interference, capacity and alignment when an old link has become unstable or insufficient.
Installation and configuration
Define rooftop or tower access, mounting inspection, radio setup, alignment, testing and documentation as a separate service scope.
Why businesses contact FourTeck
Legacy component sourcing is rarely solved by matching a short part number alone. Businesses contact FourTeck for practical assistance with requirement clarification, model verification, compatibility questions, bill-of-material review, quotation coordination and installation planning. This is especially useful when an internal requester says only that a “PowerBeam feed” is required, because several reflector sizes and generations exist and the wrong component may be unusable.
FourTeck can also help procurement and technical teams compare a one-part repair with a complete-link refresh. The comparison can consider labour, site access, downtime exposure, future spares, management consistency and business criticality. Learn more about FourTeck’s business technology approach or send the existing product details through the contact page for a focused review.
Frequently asked questions
Is PBE-5AC-500-ISO-FEED a complete PowerBeam bridge?
No. Buyers should treat it as a feed and radio assembly. The reflector, radome, rear housing, mount, PoE injector and other parts should not be assumed included unless the quotation states them explicitly.
Is this model still current?
Ubiquiti lists PBE-5AC-500-ISO-FEED as a vintage airMAX product. That makes availability and lifecycle review essential before purchase.
Can it be fitted to any PowerBeam reflector?
No compatibility should be assumed. Confirm the exact 500 mm ISO reflector, rear housing and installed model. Similar-looking Gen2 or different-diameter feeds may not be suitable.
Does the feed include a PoE adapter?
Inclusion is not confirmed for this feed-only SKU. The original complete bridge documentation includes PoE equipment, but a replacement feed quotation must state its own contents.
Can this be used as standard Wi-Fi equipment?
The associated platform is an airMAX AC outdoor radio system, not a conventional consumer Wi-Fi access point. Deployment should be designed and configured by an experienced installer.
What information is needed for a quotation?
Provide the label photo, reflector diameter, quantity, destination, condition of the remaining hardware, remote-end model and any installation or configuration requirement.
Should both ends of the link be replaced?
Not always, but both endpoints should be reviewed. Replacing both ends may offer a cleaner lifecycle and management outcome when the installed platform is old or business-critical.
Can FourTeck arrange installation support?
Installation, alignment, configuration and testing can be discussed as a defined project scope. Site access, location, safety requirements and existing infrastructure must be reviewed first.
Is the feed available in Dubai?
Contact FourTeck to confirm current UAE availability. Supply may depend on remaining channel stock, condition, region, quantity and lead time.
What warranty applies?
Warranty or return terms depend on the actual offered unit, its condition and the selling channel. They must be confirmed in the quotation and should not be inferred from old complete-product documentation.
Confirm the exact feed before committing to a legacy repair
Send FourTeck the installed label, reflector photograph, quantity and destination. We will help structure the compatibility check and quotation request, or discuss a current replacement bridge where that is the safer procurement decision.
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