Posiflex
SKU: WF770JK
Overview
Posiflex WF770EK Wi-Fi PCIe Expansion Module Overview The Posiflex WF770EK is a PCIe-based Wi-Fi expansion module designed to add wireless network con…
Review items below — quantities update pricing automatically.
Overview
Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.
The Posiflex WF770EK is a PCIe-based Wi-Fi expansion module designed to add wireless network connectivity to compatible Posiflex point-of-sale terminals and kiosk systems. This module enables mobility and eliminates the need for dedicated Ethernet runs in retrofit or temporary deployment scenarios — a practical solution when wired infrastructure is unavailable or cost-prohibitive.
The WF770EK is an internal expansion card, so installation requires opening the terminal enclosure and securing the module into an available PCIe slot. Power and antenna connections are internal to the device. Once installed, the WF770EK integrates with your terminal's operating system and network stack — no external drivers or configuration tools are typically required beyond standard OS-level Wi-Fi setup.
In a multi-terminal environment, this module is most valuable when a few locations cannot easily reach Ethernet, or when you need to reduce cabling complexity during a store remodel. For consistently poor RF environments or high-interference sites (steel-frame buildings, heavy RF noise), wired Ethernet remains more reliable — consider it your fallback if Wi-Fi performance becomes problematic.
Before purchase, confirm that your specific Posiflex terminal model includes an available PCIe slot and supports internal Wi-Fi modules. Some compact or older models may not have the internal real estate. Additionally, Wi-Fi performance will depend on your site's RF environment — distance from access point, interference from microwave ovens, and building materials all affect throughput and latency. In environments where consistent uptime is critical (payment processing, inventory sync), a hardwired Ethernet fallback is still recommended.
Q: Does the Posiflex WF770EK work with all Posiflex terminals?
A: No. The WF770EK requires a terminal with an available internal PCIe slot and firmware support for Wi-Fi modules. Check your terminal's product documentation or contact Posiflex support to confirm compatibility before ordering.
Q: Can I add the WF770EK to an already-deployed terminal, or does it require factory installation?
A: You can install it yourself if you are comfortable opening the terminal enclosure. The module plugs into an available internal PCIe slot. However, if you are not familiar with internal hardware installation, have a qualified technician handle it to avoid voiding any warranty.
Q: What wireless standards does the WF770EK support?
A: Detailed Wi-Fi standards and speed information is not included in the available specification data. Contact the manufacturer or your supplier for a full datasheet covering 802.11 protocols and maximum throughput.
Q: Is the WF770EK secure for payment card processing?
A: Wi-Fi security depends on your network configuration (WPA2/WPA3 encryption) and terminal firmware. Verify that your deployment meets PCI DSS encryption requirements before using Wi-Fi for payment data — wired Ethernet may be required by your payment processor.
Q: What is the warranty on the Posiflex WF770EK?
A: Warranty details are not provided in the available specifications. Contact the manufacturer or your supplier for warranty coverage and support terms.

The Posiflex WF770EK is a straightforward internal Wi-Fi upgrade for Posiflex terminals that need wireless networking without Ethernet infrastructure. If your site has spotty wired connectivity or you're operating in a temporary location, this module eliminates the need for long cable runs. That said, it's not a magic solution — Wi-Fi will always be less reliable than hardwired Ethernet, especially in high-RF-noise environments.
Technical Highlights:
Deployment Considerations:
The WF770EK is a solid choice for retail sites that have already decided on Posiflex terminals and face real cabling constraints. It's not ideal for high-traffic, latency-sensitive applications — in those cases, prioritize wired infrastructure and use Wi-Fi only as a secondary convenience feature.
Review items below — quantities update pricing automatically.
Support services and planning resources for commercial surveillance, access control, and infrastructure deployments.
Fixed scope • Fixed price