The rapid rollout of electric vehicle (EV) charging infrastructure has created a quiet but critical networking challenge. Charging stations are, at their core, connected payment and telemetry endpoints: they must process card payments, report status to charge point operators via OCPP, deliver firmware updates, and increasingly run digital signage and security cameras. Yet many are installed in parking lots, highway rest areas, and curbside locations where running fiber or DSL is expensive or impossible.
This is exactly the scenario where 5G fixed wireless access (FWA) CPE excels. A single outdoor-rated CPE can provide reliable, secure, multi-carrier backhaul for one charger or an entire charging hub — without trenching, wayleaves, or long lead times. This guide walks technical buyers through the key considerations for selecting the right CPE.
Why Wired Backhaul Fails at Charging Sites
Charging stations are frequently sited in places that are hostile to wired connectivity. Parking structures and surface lots may have no conduit to the network room. Highway rest stops and rural corridors are often far from fiber. Even where fiber exists, the cost of a dedicated drop to a single charger can make the business case unworkable.
FWA CPE removes these barriers. By aggregating multiple cellular carriers, a modern CPE can deliver the throughput and uptime a charging site needs, with installation measured in hours rather than weeks. It also provides a natural failover path: if one carrier has an outage, the CPE switches to another without operator intervention.
Connectivity Requirements of a Modern Charging Station
- Payment processing: Card transactions require low-latency, PCI-DSS-compliant connectivity with strong encryption.
- OCPP management: The Open Charge Point Protocol relies on persistent, low-latency connections for remote start/stop, status, and diagnostics.
- Telemetry and analytics: Energy metering, session data, and load management signals flow continuously to the back office.
- Firmware and configuration updates: Over-the-air updates require dependable, reasonably fast links to push new charger firmware.
- Ancillary devices: Digital signage, security cameras, and site lighting controls often share the same backhaul.
Key CPE Specifications for Charging Deployments
Outdoor rating and temperature range: Chargers live outdoors, so the CPE enclosure should carry an IP rating (IP65 or higher) and operate across a wide temperature range to survive heat, cold, rain, and dust.
Dual-SIM and multi-carrier support: Redundancy is essential for unattended payment endpoints. Dual-SIM slots with automatic failover across carriers dramatically reduce downtime.
Uplink performance: Charging sites increasingly run cameras and signage, so symmetric or high-uplink CPE is valuable — especially with carrier aggregation bonding multiple bands.
PoE and power flexibility: Power over Ethernet simplifies wiring when the CPE feeds cameras or access points at the site.
Remote management: TR-069/TR-369 and a robust cloud platform let operators provision, monitor, and troubleshoot thousands of distributed CPE units centrally.
Reliability and Security Considerations
Because charging stations are unattended and handle payments, security must be treated as a primary requirement. Look for CPE with hardware-accelerated IPsec/VPN, certificate-based authentication, VLAN segmentation, and a stateful firewall. Segmentation matters: payment traffic, OCPP management, and guest-facing signage should be isolated to limit blast radius if a device is compromised.
Reliability is equally important. Consider CPE with dual-SIM failover, automatic carrier selection, and watchdog-based auto-recovery so that a hung unit reboots itself without a truck roll. In remote areas, every avoided site visit directly improves the operator’s margin.
As EV adoption accelerates and charging hubs grow into multi-service “mobility stations” with retail, vending, and media, dependable backhaul will become a gating factor for network expansion. A well-chosen 5G CPE gives charge point operators the flexibility to deploy anywhere — and scale without waiting on fiber.
Frequently Asked Questions
Why use 5G CPE instead of wired internet for EV chargers?
5G CPE deploys in hours without trenching, works in parking lots and rural sites far from fiber, and provides built-in carrier failover for unattended payment endpoints.
Can 5G CPE handle payment and OCPP traffic securely?
Yes. Enterprise CPE supports IPsec/VPN, certificate authentication, and VLAN segmentation to keep payment, management, and signage traffic isolated and PCI-compliant.
What IP rating should EV charging CPE have?
Choose IP65 or higher for outdoor installations, along with a wide operating temperature range to survive heat, cold, rain, and dust year-round.
How do I manage hundreds of charging-site CPE units?
Select CPE with TR-069/TR-369 support and a cloud management platform for centralized provisioning, monitoring, firmware updates, and remote troubleshooting.
Partner With Honlly for Your Fixed Wireless Deployment
Honlly Telecom designs and manufactures carrier-grade 4G/5G FWA CPE, MiFi devices, and industrial routers for operators, ISPs, and enterprise integrators worldwide. From engineering samples to full OEM/ODM production, our team supports custom firmware, branding, and certification to match your deployment requirements.
Contact our team to discuss your project, request a datasheet, or schedule a technical evaluation.