Planet Audio TR1500.1M Monoblock Car Amplifier — 1500 Max x 1 @ 2 Ohms for Subwoofer Bass

Powerful mono power for subwoofers

The Planet Audio TR1500.1M is built to deliver serious mono power for a dedicated subwoofer, helping you achieve tight, controlled bass with room-to-room impact. It offers up to 1500 Max x 1 at 2 ohms and 750 Max x 1 at 4 ohms, giving your subwoofer the headroom it needs to perform without excessive strain. The Class A/B topology blends high current capability with efficient operation, helping maintain a clean signal under demanding playback conditions.

• Power: 1500 Max x 1 @ 2 ohms; 750 Max x 1 @ 4 ohms
• Class A/B topology for solid current delivery and controlled output
• MOSFET power supply for precise voltage regulation
• Variable low-pass crossover to tailor bass to your vehicle

Tune and tailor your bass

With a switchable bass boost and a variable input gain, you can fine‑tune the deep notes and manage how much signal reaches the amplifier. The low-pass crossover lets you define the exact bass bandwidth you want your subwoofer to reproduce, helping your system stay coherent from the deepest lows to the upper bass range.

• Switchable Bass Boost for targeted low-end emphasis
• Variable Input Gain to match your receiver’s output
• Low-pass crossover for precise bass frequency control
• Supports flexible integration with many head units

Flexible connections and solid specs

This model accepts both low-level RCA inputs and high-level inputs, making it compatible with a wide range of factory and aftermarket radios. With 2–8 ohm impedance support, the TR1500.1M adapts to various subwoofer setups. Its compact chassis measures 10.20” x 9.5” x 2.13” and weighs 7.2 lbs, helping with installation in many trunk configurations. The unit delivers a wide frequency response from 20 Hz to 20 kHz and a THD of 0.01% with an SNR of 84 dB, aiming for clean, musical bass rather than a boomy feel.

• Low- and high-level inputs for flexible installation
• Impedance range: 2–8 ohms; fuse: 30 A
• Dimensions: 10.20" x 9.5" x 2.13"; 7.2 lbs
• Frequency response: 20 Hz–20 kHz; THD: 0.01%; SNR: 84 dB

For added peace of mind, Planet Audio includes a 6 Year Platinum Online Dealer Warranty for purchases through Amazon.com. The manufacturer also recommends professional installation to ensure proper performance in your vehicle. If you’re looking for a capable, flexible upgrade to drive a subwoofer with refined bass control, the TR1500.1M could be a strong candidate.

• 6 Year Platinum Online Dealer Warranty (Amazon purchases)
• Professional installation recommended to maximize performance
• Designed for reliable subwoofer amplification in most cars