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Rockford Fosgate
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The Rockford Fosgate PMX-8BB is a hide-away digital media receiver — a self-contained "black box" source unit designed to be mounted out of sight and controlled via the separate PMX-8DH wired display controller. The PMX-8BB delivers a global AM/FM/Weatherband tuner, four independently configurable audio zones with dedicated DSP and 7-band EQ per zone, a 4×50W internal amplifier, six RCA preout channels at 4V for Zone 1 and 2, and two RCA preout channels at 4V for Zone 3 and 4. IPX5 water intrusion rating confirmed. Optional PMX-CAN accessory enables NMEA2K MFD integration with Raymarine and select compatible MFD systems.
| Specification | Detail |
|---|---|
| Part Number | PMX-8BB |
| Type | Hide-Away Marine Digital Media Receiver |
| Display | Requires PMX-8DH controller (sold separately) |
| Water Rating | IPX5 ✓ |
| Internal Amplifier | 4×50W, 2-Ohm stable ✓ |
| Zones | 4 zones ✓ |
| Zone 1&2 Preouts | 6 channels (F/R/S), 4V ✓ |
| Zone 3&4 Preouts | 2 channels, 4V ✓ |
| EQ | 7-band graphic + Punch EQ, per zone ✓ |
| Crossover | HPF + LPF selectable per zone, 12dB or 24dB slope ✓ |
| Tuner | Global AM/FM/Weatherband, RDS ✓ |
| SiriusXM | Ready (tuner sold separately) ✓ |
| Bluetooth | A2DP + AVRCP (see version conflict note) ✓ |
| iOS | Made for iPhone certified, album art, folder browsing ✓ |
| Pandora | Licensed control (Apple USB or BT / Android via BT) ✓ |
| USB | Dual input, video playback, rear USB 1A charging ✓ |
| Aux Input | Rear L/R ✓ |
| A/V Input | Yes ✓ |
| Video Output | Yes ✓ |
| Steering Wheel Control | External interface ready ✓ |
| Reverse Camera | External trigger input ✓ |
| Illumination | Wired control ✓ |
| Wired Remotes | Up to 3 (PMX-1R and/or PMX-0R, 100ft total) ✓ |
| EEPROM | Non-volatile memory ✓ |
| Voltage Gauge | Integrated with low voltage alert ✓ |
| Firmware | Upgradeable via USB ✓ |
| Bluetooth SW | Upgradeable via USB ✓ |
| Circuit Board | Epoxy coated ✓ |
| CANbus | Ready with optional PMX-CAN accessory ✓ |
| NMEA2K | Compatible (requires PMX-CAN) ✓ |
| Antenna | Not included |
| Dimensions | Not specified — confirm with Rockford Fosgate |
| Warranty | Not specified — confirm with Rockford Fosgate |
The PMX-8BB manages four independent audio zones — each with its own source selection, volume, 7-band EQ, Punch EQ, and selectable HPF/LPF crossover points with 12dB or 24dB slopes.
| Component | Detail |
|---|---|
| PMX-8DH | Wired display controller (sold separately) — max 25ft cable, 10ft cable included in PMX-8DH box |
| Extension cables | PMX16C (16ft) or PMC25C (25ft) available |
| PMX-1R / PMX-0R | Optional wired zone remotes — up to 3 per system, 100ft total wired distance |
The PMX-8BB is CANbus ready via the optional PMX-CAN accessory — enabling control from Raymarine and other select NMEA2K-compatible MFD systems. Confirm the full MFD compatibility list from the official Rockford Fosgate PMX-CAN product page.
IPX5 is a standardised water intrusion rating — water projected by a nozzle from any direction at any angle will have no harmful effect on the unit. Appropriate for open-air marine installations exposed to spray, rain, and deck wash.
Does the PMX-8BB include a display? No — the PMX-8BB is a hide-away "black box" that requires the PMX-8DH display controller (sold separately) for operation.
What is the maximum cable length for the PMX-8DH display? The PMX-8DH is supplied with a 10-foot cable. An extension cable can be used up to a maximum of 25 feet total length. Longer extension cables available: PMX16C (16ft) and PMC25C (25ft).
What is the 4V preout output for? The 4V RCA preouts connect to external marine amplifiers. Zone 1&2 offer 6 channels (front/rear/sub); Zone 3&4 offer 2 channels. All at 4V — a higher output voltage than typical 2V preouts, providing greater headroom and signal-to-noise performance over longer cable runs to the amplifiers.
Is SiriusXM included? The PMX-8BB is SiriusXM ready — a SiriusXM tuner (sold separately) is required for satellite radio reception.
Does the internal 4×50W amplifier replace external amplifiers? The 4×50W internal amplifier provides power for basic speaker connection without external amplification. For high-output installations using marine tower speakers and subwoofers, external amplifiers connected via the 4V RCA preouts are recommended.
Servicing the Illawarra and surrounding areas for over 30 years, Frankies Auto Electrics is a multi-award winning service provider and retail outlet, covering all aspects of auto electrical work and in-car entertainment. From sales and installations, electrical diagnostics and fault finding, upgrades and additions, our team of qualified sales people, technicians and installers are on hand to help.
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4/142 Princes Highway, South Nowra, NSW Australia 2541
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