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Black Diamond DIA-P1500X1D
1-Channel Class D Monoblock Amplifier
The DIA-P1500X1D pushes 900W RMS at 4 ohms and 1500W RMS at 2 ohms, with peak power reaching 2000W.
Total Bass Control
Gain control ranges from 0.2 to 6 volts input sensitivity for perfect matching with your head unit. Bass boost offers 0, 6, or 12 decibels of extra punch. The subsonic filter adjusts between 10 and 50 hertz to protect your subwoofer from damaging frequencies. And the low-pass filter is adjustable between 50 and 220 hertz, for precise control over your bass response.
Durability Built-In
The amp features thermal, overload safeguard, short circuit, and DC output protection to ensure your system stays safe and cool during long, intense sessions. Its robust heatsink efficiently dissipates heat for reliable operation.
Installation Friendly
Measuring 14 inches in length, the DIA-P1500X1D fits neatly into most vehicles and includes a remote bass control input for easy in-ride tuning.
| Total Watts (Peak) | 4500W |
|---|---|
| RMS Power @ 4 ohm | 550W |
| RMS Power @ 2 ohm | 950W |
| RMS Power @ 1 ohm | 1500W |
| Frequency Response | 10-220Hz |
| Signal to Noise Ratio | >95dB |
| Total Harmonic Distortion (THD) | 0.01% |
| Low Level Input Range | 0.2v - 6v |
| High Level Input | No |
| Selectable X-Over | Fixed LPF |
| X-Over Filter Range | 40-180 Hz |
| Bass Boost Range | 0-12 dB |
| Bass Boost Frequency | 0-80Hz |
| Infrasonic Filter | 10-50 Hz |
| Amplifier Class | Digital |
| Amplifier Type | MonoBlock Subwoofer |
| Number of Channels | 1 Channel |
| Minimum Impedance | 1 ohm |
| Led Indicator | Power/Protect/Clipping |
| Power Input Terminal Size | 4GA |
| Fuse Size | 120A |
| Remote Level Control | Yes / Dash Mount |
| Thermal Protection | Yes |
| Over-Load Protection | Yes |
| DC Output Protection | Yes |
| Short Circuit Output Protection | Yes |
| Voltage Input Protection | Yes <9 / >16 Volts |
| Clipping Protection | Yes |
| Body Color / Finish | Black / Satin |
| Overall Length | 13.97" / 355mm |
| Overall Wide | 6.18" / 157mm |
| Overall Height | 2" / 52.8mm |
| Heatsink Length | 13.42" / 341mm |
Most products ship directly from our vendor warehouses or distributor network. Shipping times can vary depending on the brand, product size, availability, and destination.
Large or oversized items such as lift kits, wheels, tires, bumpers, exhaust systems, and audio enclosures may require additional handling time or freight shipping.
If there is ever an issue with availability, shipping cost, or delivery timing, we will contact you before moving forward with the order.
Returns may be accepted on most new, unused, unopened items within 30 days of delivery. Items must be in original packaging and in resellable condition.
Installed, used, damaged, missing-parts, electrical, special-order, clearance, or custom-built items may not be eligible for return.
Return shipping is normally the customer’s responsibility unless the return is due to our mistake, such as the wrong item being shipped.
Before sending anything back, please contact Kaos Offroad so we can review the order and provide return instructions. Returns sent without approval may be refused.
Some products are vehicle-specific. Please verify fitment before ordering. If you are unsure, contact us with your year, make, model, sub-model, and any relevant details before purchasing.
Original shipping charges, freight charges, and vendor restocking fees may be non-refundable depending on the item and supplier policy.




