Panamax MAX 8 AC Only - M8-EX is backordered and will ship as soon as it is back in stock.
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Product Overview
The Panamax M8-EX Max 8 AC Only is an 8-outlet power management unit providing surge protection, EMI/RFI noise filtration, and automatic over/under-voltage shutoff for AV equipment racks and home theater systems. It protects connected equipment solely on the AC power lines — no coaxial or signal line protection is included — making it a focused, cost-effective solution for systems where signal line surge protection is handled separately or not required. The M8-EX delivers 1,650 joules of surge energy dissipation and 52,000A peak impulse current handling, positioning it in the mid-tier of Panamax's consumer and light-commercial power management lineup.
Product Description

The M8-EX is built around Panamax's patented Protect-or-Disconnect circuit, which monitors line voltage continuously and disconnects all outlets if voltage rises above 144 VAC or drops below 90 VAC — conditions that can damage power supplies and audio/video processors over time. All 8 AC outlets are transformer-spaced to accommodate wall-wart power adapters, and all are filtered and surge-protected. The 1,650-joule single-pulse energy dissipation rating reflects substantial capacity to absorb transient events from lightning-induced surges or utility switching. Peak impulse current handling of 52,000A aligns with UL 1449 third-edition test standards. The patented noise filtration circuit provides attenuation of high-frequency interference on the AC line, which can otherwise appear as video noise or audio hum in sensitive AV equipment. A front-panel power switch controls all outlets simultaneously with a single press. The M8-EX accepts optional add-on signal line modules for expanding protection to coaxial or telephone lines if needed in the future. Response time of 1 nanosecond ensures the protection circuit engages before transients can reach connected equipment.
Key Features
- 8 Transformer-Spaced AC Outlets — All outlets filtered and surge-protected; spacing accommodates wall-wart adapters without blocking adjacent outlets.
- 1,650-Joule Surge Protection — Single-pulse energy dissipation with 52,000A peak impulse current and 1ns response time.
- Protect-or-Disconnect Circuit — Automatic voltage shutoff at over 144 VAC or under 90 VAC protects equipment from sustained voltage anomalies.
- Patented EMI/RFI Noise Filtration — Reduces AC line interference that can degrade audio and video performance in connected equipment.
- Thermal Fusing — Additional protection layer against overload conditions.
- Add-On Signal Module Ready — Accepts optional Panamax signal line modules for coaxial or telephone line protection.
- Front-Panel Master Power Switch — Controls all outlets simultaneously for convenient system power management.
Technical Specifications
| Specification | Value |
|---|---|
| Model | M8-EX |
| Line Voltage | 120V |
| AC Outlets | 8 (all transformer-spaced, filtered, surge-protected) |
| Energy Dissipation | 1,650 Joules (single pulse) |
| Peak Impulse Current | 52,000A |
| Voltage Protection Rating (UL 1449, 3,000A) | 500V |
| Response Time | 1 nanosecond |
| Over-Voltage Shutoff | 144 VAC (± 8 VAC) |
| Under-Voltage Shutoff | 90 VAC (± 6 VAC) |
| Thermal Fusing | Yes |
| Signal Line Protection | AC only (signal modules optional) |
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
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