Jensen 1 Channel MOSFET Amplifier – JAOne 1,310 Watts RMS @ 1 Ohm
Key features
- Amplifier channels: 1
- RMS output at 4 ohms: 500.0 W
- RMS output at 2 ohms: 870 W
- RMS output at 1 ohm: 1310 W
Jensen 1 Channel MOSFET Amplifier – JAOne 1,310 Watts RMS @ 1 Ohm is backordered and will ship as soon as it is back in stock.
Description
Description
Product Overview
Get a dedicated mono car audio amplifier for a subwoofer setup with the Jensen JAOne Apex Series Class D MOSFET amplifier. It delivers 1,310 Watts RMS at 1 Ohm and accepts either RCA or high-level speaker-wire input, giving you options for connecting to your stereo.
Its compact size is designed for installation in tight vehicle spaces. Adjustable low-pass crossover and bass boost let you tailor the amplifier’s settings to your system.
Key Features & Benefits
- Class D mono design: High-efficiency digital circuitry powers a single amplifier channel.
- Three RMS power ratings: Choose between 500W at 4 Ohms, 870W at 2 Ohms, or 1,310W at 1 Ohm to match your speaker load.
- Two input types: RCA and high-level speaker-wire inputs support different connection options.
- Adjustable low-pass crossover: Set the crossover from 50 Hz to 150 Hz for your system.
- Variable bass boost: Adjust boost from 0–6 dB at 45 Hz.
- Compact dimensions: The 5.1 cm × 14.3 cm × 20.9 cm body suits installations where space is limited.
Technical Specifications
| Brand | Jensen |
|---|---|
| Model | JAOne |
| Series | Apex Series |
| Amplifier Class | Class D Digital |
| Channels | 1 Channel (Mono) |
| Maximum Peak Power | 1525 Watts |
| Continuous Power Output (RMS) | 500W RMS @ 4 Ohms, 870W RMS @ 2 Ohms, 1310W RMS @ 1 Ohm |
| Total Dynamic Power | 1000 Watts |
| Speaker Impedance | 1, 2, or 4 Ohm |
| Audio Inputs | High Level (Speaker Wire), Low Level (RCA) |
| Crossover | Adjustable low-pass crossover (50 Hz – 150 Hz) |
| Frequency Response | 20 Hz – 250 Hz |
| Gain Adjustment | Variable 200 mV – 6 V |
| Bass Boost | Variable boost at 45 Hz (0–6 dB) |
| Signal to Noise Ratio | 90 dBA |
| Total Harmonic Distortion (THD+N) | <0.04% at 1 Watt RMS |
| Certification | CTA-2006-D Certified |
| Fuse Rating | 20A x 3 |
| Recommended Power/Ground Wire | 8 AWG |
| Recommended Speaker Wire | 12 AWG |
| Dimensions | 5.1 cm x 14.3 cm x 20.9 cm (H x D x W) |
| Weight | 2.2 kg |
| Compatibility | Standard 12V automotive audio systems; 1 Ohm, 2 Ohm, and 4 Ohm speaker impedance configurations; RCA or speaker-level wiring |
| Warranty | 4-year limited warranty when registered within 60 days of purchase |
| Downloads | Owner Manual (EN); Owner Manual (ES) |
Why Choose This Product?
The JAOne combines multiple RMS power ratings with two input options, so you can consider it against your speaker load and the type of signal connection your stereo supports. Its mono configuration is intended for a single-channel car audio system.
The amplifier also provides a defined low-pass crossover range and bass boost adjustment. These controls give you settings to work with when integrating it into your system, while its compact dimensions can help when planning a space-conscious installation.
Installation & Compatibility Notes
This amplifier is compatible with standard 12V automotive audio systems and 1 Ohm, 2 Ohm, or 4 Ohm speaker impedance configurations. Check your speaker load and available installation space before choosing a setup.
Jensen recommends 8 AWG power and ground wire and 12 AWG speaker wire. The amplifier has a fuse rating of 20A x 3. Follow the owner manual and your vehicle’s installation requirements when planning connections.
Frequently Asked Questions
How much RMS power does the Jensen JAOne deliver?
Its continuous output is 500W RMS at 4 Ohms, 870W RMS at 2 Ohms, and 1,310W RMS at 1 Ohm. Maximum peak power is 1,525 Watts.
Which speaker impedance can I use?
The JAOne supports 1 Ohm, 2 Ohm, and 4 Ohm speaker impedance configurations.
Can I connect it using RCA or speaker-wire inputs?
Yes. It has low-level RCA inputs and high-level speaker-wire inputs.
What wiring gauges does Jensen recommend?
Use 8 AWG for power and ground wiring, and 12 AWG for speaker wiring, as recommended in the product details.
What is the warranty registration period?
The listed 4-year limited warranty requires registration within 60 days of purchase.
Explore More
Shop Jensen car audio at 12 Volt Outlet. Want to learn more about Jensen? Explore our Jensen brand profile.
| Brand | Jensen |
| Model | JAOne |
| Series | Apex Series |
| Amplifier Class | Class D Digital |
| Channels | 1 Channel (Mono) |
| Maximum Peak Power | 1525 Watts |
| Continuous Power Output (RMS) | 500W RMS @ 4 Ohms, 870W RMS @ 2 Ohms, 1310W RMS @ 1 Ohm |
| Total Dynamic Power | 1000 Watts |
| Speaker Impedance | 1, 2, or 4 Ohm |
| Audio Inputs | High Level (Speaker Wire), Low Level (RCA) |
| Crossover | Adjustable low-pass crossover (50 Hz – 150 Hz) |
| Frequency Response | 20 Hz – 250 Hz |
| Gain Adjustment | Variable 200 mV – 6 V |
| Bass Boost | Variable boost at 45 Hz (0–6 dB) |
| Signal to Noise Ratio | 90 dBA |
| Total Harmonic Distortion (THD+N) | <0.04% at 1 Watt RMS |
| CTA-2006-D Certification | Certified |
| Fuse Rating | 20A x 3 |
| Recommended Power/Ground Wire | 8 AWG |
| Recommended Speaker Wire | 12 AWG |
| Dimensions | 5.1 cm x 14.3 cm x 20.9 cm (H x D x W) |
| Weight | 2.2 kg |
Frequently asked questions
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