Honeywell 08566200A Controller Memory Backup C300
The Honeywell 08566200A is a controller memory backup for Honeywell platforms. Manufacturer: Honeywell | Product Type: Controller Memory Backup (RAM Charger Assembly) | Compatibility: S8 C300 Controllers. Factory-sealed, live-rack tested, 48-hour burn-in. 12-month warranty. Ships within 24 hours.
Technical Specifications
| 08566200A | is a controller memory backup module designed for use with S8 C300 controllers in Experion PKS systems. It ensures uninterrupted memory retention by supplying backup power during outages or transitions, safeguarding critical process data. |
|---|---|
| Model | 08566200A |
| Manufacturer | Honeywell |
| Product Type | Controller Memory Backup (RAM Charger Assembly) |
| Compatibility | S8 C300 Controllers |
| Supported Units | Up to 4 physical controllers |
| Weight | 0.5 kg |
| Condition | Brand New & In Stock |
| Origin | United States |
| Warranty | 12 months |
| Multi-Controller Support | Provides backup power for up to four S8 C300 controllers simultaneously. |
| System Integrity | Maintains volatile memory during power loss to prevent data corruption. |
| Compact & Modular | Easily deployable in control cabinets with minimal space requirements. |
| Robust Design | Built to withstand industrial environments with vibration and EMI resistance. |
| Fast Deployment | In-stock availability with global shipping options. |
| Model / SKU | 08566200A |
Ships within 24 hours | 12-Month Warranty | Worldwide Delivery
When to Replace a Honeywell Power Supply — Before It Fails
Power supply degradation is gradual, and the warning signs are subtle: the module runs warmer than it used to, output voltage drifts toward the low end of the acceptable range, or the system logs occasional power-quality events that were not there six months ago. By the time the power supply actually trips offline, the degradation has been underway for months.
The Honeywell 08566200A is a direct replacement for your existing power supply module. We test every unit under load on a live Honeywell chassis before shipping — all output rails verified at nominal and peak current, ripple within specification, 48-hour continuous operation at elevated temperature to catch infant mortality. A printed test report accompanies every shipment.
For critical systems, we recommend N+1 power supply redundancy where the chassis supports it. If your rack accepts dual power supplies (many Honeywell systems do), install both. That way, a single power supply failure is a non-event — the secondary supply carries the load, the system logs a warning, and you replace the failed unit during the next maintenance window. We stock Honeywell power supplies for immediate shipment. 12-month warranty.
Compatible Parts — Same System
These modules share the same system family as the 08566200A. Commonly ordered together for complete rack builds or spare parts kits.
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