Massive Audio H122X - 12" 2000 Watts RMS Dual 2 Ohm 3" V.C. Mega Subwoofer
Key features
- Subwoofer size: 12.0 inches
- RMS power per subwoofer: 2000 W
- Voice-coil options: D2
- Voice-coil diameter: 3 inches
- Cone: Non-Pressed Paper
- Basket: Cast Aluminum
Massive Audio H122X - 12" 2000 Watts RMS Dual 2 Ohm 3" V.C. Mega Subwoofer is backordered and will ship as soon as it is back in stock.
Massive Audio H122X - 12" 2000 Watts RMS Dual 2 Ohm 3" V.C. Mega Subwoofer is backordered and will ship as soon as it is back in stock.
Description
Description
Product Overview
Build a high-power bass system around the Massive Audio H122X, a 12-inch subwoofer rated for 2000 watts RMS. Its 3-inch dual 2-ohm voice coil and Kevlar fiber-reinforced paper cone are designed for demanding audio installations.
Key Features & Benefits
- 2000 watts RMS: The continuous power rating helps you assess the amplifier power needed for your system.
- Dual 2-ohm voice coil: The two coils give you wiring options when planning the subwoofer’s connection to your system.
- Reinforced cone: Kevlar fiber-reinforced non-pressed paper supports cone rigidity during heavy bass signals.
- 20.5 mm X-Max: This linear travel specification helps you compare the subwoofer’s excursion with your system requirements.
- Cast-aluminum basket: The rigid chassis is designed to limit flex and assist heat dissipation.
- Heavy-duty connections: Direct-input wire terminals and triple tinsel leads support durable connections.
Technical Specifications
| Specification | Value |
|---|---|
| Size | 12" |
| Peak Watts | 4000 |
| RMS Watts | 2000 |
| Cone | Kevlar fiber reinforced non-pressed paper |
| Voice Coil | 3" Dual 2 Ohm |
| Surround | Tall and Narrow Foam |
| Magnet | 274oz Strontium |
| Terminals | Heavy Duty Direct Input Wires Connection |
| Basket | Cast Aluminum |
| Tinsel Leads | Heavy Duty Triple |
| X-Max | 20.5mm |
| SPL | 91dB |
| Enclosure options | Ported Box — See User Guide PDF; Sealed Box — See User Guide PDF |
| Fs | 38Hz |
| Re | See User Guide PDF |
| Le | See User Guide PDF |
| BL | See User Guide PDF |
| Qms | 2.309 |
| Qes | See User Guide PDF |
| Qts | See User Guide PDF |
| Vas | 20.642 L |
| Cms | 51.5 um/N |
| Mms | 284 g |
| Sd | 0.053 sq cm |
| Vd | 1.08 L |
Why Choose This Product?
The H122X combines a high RMS power rating with a 274oz strontium magnet and a vented back plate and basket. Its tall, narrow foam surround and heavy-duty triple tinsel leads are additional design details for installations built around substantial bass output.
Installation & Compatibility Notes
Choose a compatible amplifier and enclosure for the H122X’s dual 2-ohm voice coil and power rating. The listed enclosure options are ported and sealed; consult the user guide when selecting an enclosure. Check available mounting space and system requirements before installation.
Frequently Asked Questions
What is the H122X’s continuous power rating?
It is rated at 2000 watts RMS. The listed peak power rating is 4000 watts.
What does dual 2-ohm voice coil mean?
The subwoofer has two 2-ohm voice coils. Account for the coil configuration when selecting compatible system equipment.
Which enclosure types are listed?
The listed options are ported and sealed boxes. Consult the user guide for enclosure guidance.
What are the subwoofer’s size and excursion specifications?
The H122X is 12 inches, with a listed X-Max of 20.5mm.
Explore More
Shop Massive Audio products at 12 Volt Outlet. Want to learn more about Massive Audio? Explore our Massive Audio brand profile.
| Size | 12" |
| Peak Watts | 4000 |
| RMS Watts | 2000 |
| Cone | Non-Pressed Paper |
| Voice Coil | 3" Dual 2 Ohm |
| Surround | Tall and Narrow Foam |
| Magnet | 274oz Strontium |
| Terminals | Heavy Duty Direct Input Wires Connection |
| Basket | Cast Aluminum |
| Tinsel Leads | Heavy Duty Triple |
| X-Max | 20.5mm |
| SPL | 91dB |
| Ported Box | See User Guide PDF |
| Sealed Box | See User Guide PDF |
| Fs | 38Hz |
| Re | See User Guide PDF |
| Le | See User Guide PDF |
| BL | See User Guide PDF |
| Qms | 2.309 |
| Qes | See User Guide PDF |
| Qts | See User Guide PDF |
| Vas | 20.642 L |
| Cms | 51.5 um/N |
| Mms | 284 g |
| Sd | 0.053 sq cm |
| Vd | 1.08 L |
Recommended Monoblock Amplifiers
Power-matched options for one subwoofer or one complete loaded enclosure. We aim to include same-brand choices when their ratings qualify.
Loading amplifier suggestions…
Suggestions use 75–125% of the subwoofer’s RMS rating at the wiring load shown. Check wiring, enclosure needs, electrical capacity and installation space. Set gain and filters correctly to avoid overpowering the subwoofer. Buying more than one subwoofer changes the match.





