

Mogami GOLD SPEAKER SO-15 15' speakON Speaker Cable
- 15-foot speakON-to-speakON speaker cable
- Neutrik 4-pole male connectors
- Gold-plated connector contacts
- Four 14 AWG stranded conductors
- Mogami W2921 quad speaker cable
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The Mogami GOLD SPEAKER SO-15 is a 15-foot amplifier-to-speaker-cabinet cable built for systems using 4-pole Neutrik speakON connections. It provides a dedicated, locking speaker-level connection between a power amplifier and a compatible cabinet. This makes it a practical choice for bass rigs, PA systems, stage monitoring, and other professional audio applications.
Its 14 AWG, four-conductor cable construction is designed to maintain a low-resistance path from amplifier to speaker. The highly stranded conductors support a flexible handling feel while carrying speaker-level signal. Mogami uses low-inductance star wiring to support efficient power transfer and controlled low-frequency performance.
The GOLD SPEAKER SO-15 is intended for players, engineers, and installers who need a dependable speakON-to-speakON cable at a moderate 15-foot reach. Locking speakON connectors help prevent an accidental disconnect during setup or performance. Straight connectors at both ends keep the format simple for conventional amplifier and cabinet panel layouts.
Inside, this cable uses Mogami W2921 Superflexible Studio Speaker Cable, a four-conductor design with bare NEGLEX OFC copper conductors. Each conductor is sized at 14 AWG, with flexible PVC insulation and a matte-black flexible PVC outer jacket. The cable's construction is engineered for low DC resistance and low inductance.
Use the GOLD SPEAKER SO-15 when both the amplifier's speaker output and the cabinet input use compatible 4-pole speakON connections. It is a speaker cable, not an instrument or line-level cable, and should be used only between a power amplifier and a passive speaker cabinet. The included 15-foot length suits rigs where the amp head and cabinet need some practical spacing without excessive cable slack.
Key Features
- 15-Foot Length: Provides practical reach between an amplifier and speaker cabinet.
- 4-Pole speakON Plugs: Supports compatible locking speaker connections at both ends.
- 14 AWG Conductors: Uses large-gauge conductors for low-resistance speaker signal transfer.
- Four-Conductor Design: Built with four highly stranded internal conductors.
- Low-Inductance Star Wiring: Helps support efficient power transfer and bass performance.
- Gold-Contact Connectors: Uses gold-contact straight speakON male plugs.
Design & Installation
The GOLD SPEAKER SO-15 is built around Mogami W2921 cable with bare NEGLEX OFC copper conductors, PVC conductor insulation, and a flexible matte-black PVC jacket. Its 11.3 mm outer cable diameter provides a substantial, professional speaker-cable format. Both ends use straight 4-pole Neutrik speakON male plugs with gold contacts.
Connect one end to the speaker output of a compatible power amplifier and the other to a compatible passive speaker cabinet, then fully engage each speakON locking connector. Confirm that your amplifier and cabinet use matching 4-pole speakON connections before purchase. Do not use this cable as a guitar/instrument cable, microphone cable, line-level interconnect, or AC power cable.
| Brand | Mogami |
|---|---|
| Series | Mogami Gold |
| Model / SKU | GOLD SPEAKER SO-15 |
| Manufacturer Part Number | GOLDSPEAKERSO15 |
| UPC | 801813175332 |
| Product Type | Amplifier-to-cabinet speaker cable |
| Cable Length | 15 ft |
| Cable Length (Metric) | 4.6 m |
| Connector 1 | Neutrik 4-pole speakON male |
| Connector 2 | Neutrik 4-pole speakON male |
| Connector Configuration | speakON to speakON |
| Connector Gender | Male to male |
| Connector Contact Finish | Gold |
| Connector Orientation | Straight to straight |
| Connector Pole Count | 4-pole |
| Cable Type | Mogami W2921 Superflexible Studio Speaker Cable |
| Number of Conductors | 4 |
| Wire Gauge | 14 AWG |
| Conductor Cross-Section | 2.53 mm² per conductor |
| Conductor Construction | 7/32/0.12 |
| Conductor Material | Bare NEGLEX OFC copper |
| Wiring Design | Low-inductance star wiring |
| Conductor Insulation Material | PVC |
| Conductor Insulation Diameter | 3.4 mm (0.134 in) |
| Outer Jacket Material | Flexible PVC |
| Jacket Color | Matte black |
| Overall Cable Diameter | 11.3 mm (0.445 in) |
| DC Resistance | 0.008 Ω/m typical (0.0024 Ω/ft) at 20°C |
| Inductance, Conductors 1-2 | 0.7 µH/m (0.21 µH/ft) at 1 kHz, 20°C |
| Inductance, Conductors 1-3 | 0.3 µH/m (0.09 µH/ft) at 1 kHz, 20°C |
| Capacitance 1-2 at 100 Hz | 127 pF/m (38.7 pF/ft) at 20°C |
| Capacitance 1-3 at 100 Hz | 102 pF/m (31.1 pF/ft) at 20°C |
| Capacitance 1-2 at 1 kHz | 110 pF/m (33.6 pF/ft) at 20°C |
| Capacitance 1-3 at 1 kHz | 89 pF/m (27.1 pF/ft) at 20°C |
| Capacitance 1-2 at 10 kHz | 101 pF/m (30.8 pF/ft) at 20°C |
| Capacitance 1-3 at 10 kHz | 89 pF/m (27.1 pF/ft) at 20°C |
| Capacitance 1-2 at 50 kHz | 92 pF/m (28.1 pF/ft) at 20°C |
| Capacitance 1-3 at 50 kHz | 74 pF/m (22.6 pF/ft) at 20°C |
| Capacitance 1-2 at 100 kHz | 90 pF/m (27.5 pF/ft) at 20°C |
| Capacitance 1-3 at 100 kHz | 71 pF/m (21.7 pF/ft) at 20°C |
| Insulation Resistance | 10,000 MΩ·m minimum at 125 VDC, 20°C |
| Voltage Breakdown | Withstands 500 VDC for 15 seconds |
| Operating Temperature | -20 to 70°C (-4 to 158°F) |
| Cable Rating | UL13 CL2, 75°C |
| Emigration Property | Non-emigrant to ABS resin |
| Package Weight | 2.25 lb |
| Package Dimensions | 11 x 9 x 1.5 in |
| Included Items | One 15 ft speakON-to-speakON speaker cable |
| Warranty | Limited lifetime manufacturer warranty |
Will this work with my amplifier and speaker cabinet?
It is intended for a power amplifier and passive speaker cabinet that both use compatible 4-pole speakON connections. Verify the connector type and required wiring on your specific equipment before ordering.
Is this an instrument cable?
No. This is a speaker cable designed for the connection between a power amplifier and a speaker cabinet. It should not be used between an instrument and an amplifier input.
What connectors are on the cable?
The GOLD SPEAKER SO-15 has straight Neutrik 4-pole speakON male plugs with gold contacts on both ends. The connectors use a locking speakON connection format.
How long is the cable?
The cable is 15 feet long, or approximately 4.6 meters. It is suited to amplifier and cabinet placements that need more reach than a short patch cable.
What is included with the cable?
The package includes one Mogami GOLD SPEAKER SO-15 speakON-to-speakON speaker cable. It is covered by Mogami's limited lifetime manufacturer warranty.
Is the cable flexible enough for regular transport?
It uses Mogami W2921 Superflexible Studio Speaker Cable with highly stranded conductors and a flexible PVC jacket. The cable is designed for professional audio connection and handling.
Shipping
- Free 2nd-Day Air shipping on this item
- FREE Next-Day Air on orders over $499
- Orders placed on business days are typically processed the same day, delivery estimates are shown at checkout.
Warranty & Returns
- Authorized Dealer — 100% authentic products with full manufacturer warranty
- 60-Day Returns — Hassle-free returns, see our return policy for details
- Price Match Guarantee — We match verified prices, see policy for terms

Mogami GOLD SPEAKER SO-15 15' speakON Speaker Cable


















