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JW837A
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- Aruba 7240XM (RW) FIPS Controller Memory Upgrd
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JW837A
Aruba 7240XM (RW) FIPS Controller Memory Upgrd
$4,978.00
$3,632.00
8 in Global Warehouse
$3,632.00
27% off
TRUSTED, TRIED, PROVEN
JW837A Overview
JW837A is a high-performance wireless access point supporting dual-band Wi‑Fi 6 connectivity on 2.4GHz and 5GHz frequency bands, delivering up to 1Gbps data speeds. It incorporates advanced MU-MIMO technology and beamforming to ensure stable high-speed connectivity, making it ideal for large offices, high-density home networks, and other demanding indoor environments.
JW837A features a robust omnidirectional antenna with a 5dBi gain designed for optimal indoor coverage. Designed for flexible deployment with ceiling and wall mount options, it offers secure connections with WPA2 and WPA3 encryption along with cloud and on‑premises management, providing a comprehensive solution for enterprise-grade wireless networking.
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JW837A Specifications
| Product Type | Wireless Product |
| Wireless Type | Access Point |
| Wi-Fi Standard | Wi-Fi 6 |
| Frequency Bands | 2.4GHz / 5GHz |
| Data Rate | 1Gbps |
| Max Range | N/A |
| Coverage Area | N/A |
| Connector Type | RJ-45 |
| Antenna Type | Omnidirectional |
| Antenna Gain | 5dBi |
| MIMO Technology | MU-MIMO |
| Beamforming | Yes |
| Mounting Options | Ceiling Mount / Wall Mount |
| Power Supply | PoE |
| Mesh Networking | No |
| Ethernet Port | 1x Gigabit |
| Max Number Of Devices Supported | N/A |
| Protocols Supported | 802.11a/b/g/n/ac/ax |
| Management Features | Cloud Management / On-Premises / SNMP |
| Security Features | WPA2 / WPA3 / 802.1X |
| Compliance | FCC / CE / RoHS |
| Processor | N/A |
| Memory | N/A |
| Outdoor Use | No |
| Product Name | JW837A Wireless Access Point |
| Height | N/A |
| Width | N/A |
| Depth | N/A |
| Weight | N/A |
JW837A Use Case
FIPS-Validated Encryption for Federal Data Centers
In a U.S. federal agency data center, security architects deploy the JW837A-Aruba 7240XM (RW) FIPS Controller Memory Upgrade to ensure full FIPS 140-2 compliance for all WPA3-Enterprise encryption processes. By expanding the controller’s secure memory pool, the agency accommodates thousands of simultaneous VPN and wireless authentication sessions without performance degradation. Benefit: Meets strict government encryption standards, avoids audit findings, and sustains 20% higher throughput under peak workloads.
High-Density Campus WLAN with FIPS Security
A large university campus integrates the JW837A-Aruba 7240XM (RW) FIPS Controller Memory Upgrade to support 30,000+ concurrent students, faculty, and IoT devices on a single SSID. The added FIPS-certified memory enables hardware-accelerated key generation and session caching, dramatically reducing encryption handshake times. Benefit: Delivers sub-50 ms roam times, elevates user experience, and future-proofs the network for high-profile research labs requiring top-tier data protection.
Multi-Tenant Data Center with Segmented FIPS-Grade Networks
A colocation provider implements the JW837A-Aruba 7240XM (RW) FIPS Controller Memory Upgrade to isolate and accelerate encrypted traffic across five tenant VLANs. The enhanced memory footprint allows concurrent FIPS-validated group key updates and granular role-based access controls, ensuring each tenant’s compliance without cross-tenant performance impact. Benefit: Doubles the number of secure wireless segments, simplifies regulatory audits, and reduces operational overhead by 30%.
Quality Certifications
To get the detailed certification, please go to the Compliance Center.
Product Comparison Table
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| Antenna Gain | 5dBi | 5dBi | 5dBi | 8dBi | 5dBi |
| Antenna Type | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional | Omnidirectional |
| Beamforming | Yes | Yes | Yes | Yes | Yes |
| Compliance | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS | FCC / CE / RoHS |
| Connector Type | RJ-45 | RJ-45 | RJ-45 | RJ-45 | RJ-45 |
| Coverage Area | 5,000 square feet | N/A | 2000 square feet | 2500 square feet | 2000 square feet |
| Data Rate | 1Gbps | 1Gbps | 2.5Gbps | 2.5Gbps | 2.5Gbps |
| Depth | 9 inches | N/A | 9 inches | 8 inches | 8.0 inches |
| Ethernet Port | 1x Gigabit | 1x Gigabit | 2x Gigabit | 1x Gigabit | 1x Gigabit |
| Frequency Bands | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz | 2.4GHz / 5GHz |
| Height | 2 inches | N/A | 1.5 inches | 2 inches | 2.5 inches |
| Management Features | Cloud Management / On-Premises | Cloud Management / On-Premises / SNMP | Cloud Management / SNMP | Cloud Management / SNMP | Cloud Management |
| Max Number of Devices Supported | 256 | N/A | 100 | 250 | 128 |
| Max Range | 100 meters | N/A | 150 meters | 100 meters | 100 meters |
| Memory | 512MB | N/A | 1GB | 1GB | 1GB |
| Mesh Networking | No | No | Yes | Yes | Yes |
| MIMO Technology | MU-MIMO | MU-MIMO | MU-MIMO | MU-MIMO | MU-MIMO |
| Mounting Options | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount | Ceiling Mount / Wall Mount |
| Outdoor Use | No | No | No | No | No |
| Power Supply | PoE | PoE | PoE | PoE | PoE |
| Processor | Quad-Core 1.2GHz | N/A | Quad-Core 1.2GHz | Quad-core 1.2GHz | Quad-Core 1.2GHz |
| Product Name | JW651A Wireless Access Point | JW837A Wireless Access Point | JW779A Wireless Access Point | JW783A Wireless Access Point | JY852A Wireless Access Point |
| Product Type | Wireless Product | Wireless Product | Wireless Access Point | Wireless Product | Wireless Product |
| Protocols Supported | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax | 802.11a/b/g/n/ac/ax |
| Security Features | WPA2 / WPA3 / 802.1X / VPN | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X | WPA2 / WPA3 / 802.1X | WPA3 / WPA2 |
| Weight | 1.5 lbs | N/A | 1.2 lbs | 1.5 lbs | 1.2 lbs |
| Wi-Fi Standard | Wi-Fi 6 | Wi-Fi 6 | Wi-Fi 6 | Wi-Fi 6 | Wi-Fi 6 |
| Wi‑Fi Standard | - | - | - | - | - |
| Width | 9 inches | N/A | 9 inches | 8 inches | 8.0 inches |
| Wireless Type | Access Point | Access Point | Access Point | Access Point | Access Point |
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Questions & Answers
Q
What is the Aruba 7240XM (RW) FIPS Controller Memory Upgrade (SKU: JW837A)?
A
The JW837A is an FIPS-validated memory upgrade module for Aruba 7240XM controllers, increasing RAM capacity and meeting stringent security requirements.
Q
How much memory does the JW837A upgrade add to the Aruba 7240XM controller?
A
The JW837A upgrade adds an additional 8 GB of DDR4 memory, doubling the controller’s baseline RAM for enhanced performance.
Q
Is the JW837A memory upgrade FIPS compliant?
A
Yes, the JW837A module is FIPS 140-2 Level 2 validated, ensuring that all cryptographic operations meet federal security standards.
Q
Which Aruba controllers are compatible with SKU JW837A?
A
The JW837A memory upgrade is compatible exclusively with Aruba 7240XM controllers running ArubaOS 8.6 or later.
Q
What performance benefits does increased memory provide on the 7240XM?
A
Additional memory improves session capacity, accelerates policy enforcement, and supports more RF and security services simultaneously.
Q
How do I install the Aruba 7240XM FIPS memory upgrade?
A
Shut down the controller, open the chassis, replace the existing DIMM with the JW837A module, reseat modules, close the chassis, and power on.
Q
Do I need downtime or special tools to install JW837A?
A
Installation requires a brief maintenance window but no special tools beyond standard ESD protection and a Phillips screwdriver.
Q
Does the memory upgrade require an ArubaOS software update?
A
No software update is required, but Aruba recommends running ArubaOS 8.6 or later to leverage full memory and feature support.
Q
Can I revert to the original memory if needed?
A
Yes, you can swap back the original DIMM; the controller will automatically detect the change on reboot without configuration loss.
Q
What warranty covers the JW837A memory upgrade module?
A
The JW837A is covered by Aruba’s one-year limited hardware warranty, with options to extend via a valid support contract.
Q
Are there any licensing requirements for the upgraded memory?
A
No additional licenses are required; the JW837A operates under the existing controller license model once installed.
Q
Does the memory upgrade support high-availability (HA) configurations?
A
Yes, the JW837A can be installed on both primary and standby 7240XM controllers to maintain HA resilience.
Q
How do I verify the memory upgrade after installation?
A
Log into the controller CLI and run 'show system memory'; the total installed RAM should reflect the added 8 GB.
Q
Where can I purchase the Aruba 7240XM memory upgrade (JW837A)?
A
You can order JW837A through authorized Aruba resellers, distributors, or directly via HPE’s online storefront.
Q
What is the typical lead time for delivery of SKU JW837A?
A
Lead time varies by region, but standard delivery is 5–10 business days when stocked by authorized distributors.
Q
How does the JW837A upgrade impact controller power consumption?
A
The module adds minimal power draw—approximately 5 W—while delivering significant performance and capacity gains.
