BLAM Ultra-compact D Class 1 x 250W Monoblock amplifier (OEM Compatible)
Very easy to install and compatible with all the original car radios this ultra-compact amplifier allows you to add a subwoofer to your installation for an incomparable listening comfort. Even while maintaining a reasonable level of listening, the sound will take on more depth and your travels will be transformed into a pure moment of pleasure…
RA251D mono amplifier from Blam from the Relax series, power up to 250 watts RMS 2 ohms for controlling subwoofer
The Blam Relax RA-251D is a mini monoblock amplifier for controlling subwoofers up to 250 watts of RMS 2 ohms. Super small amplifier that can be used anywhere and can be built away.
Compatible with OEM head units
- High-level inputs with auto-turn on
- RCA low-level inputs: 0.3 V/15 V
- Power (4): 150 Watts RMS
- Power (2): 250 Watts RMS
- Low-pass crossover: 35 Hz — 500Hz
- Bass boost adjustable +12 dB (45 Hz)
- Signal/noise ratio: 90 dB
- Protections: short circuit / low impedance / reversal of polarity / heat protection
- External wired remote control
- Dimensions (L x H x W) : 6.2 × 1.4 x 3.6 — 158 mm x 36 mm x 91.4 mm
- Mounting screws
- User’s manual
UK Deliveries: Free UK mainland delivery applies to orders over £30 (exceptions apply to remote regions and islands, which will see a surcharge at checkout).
Orders Under 2kg: Most in-stock items arrive in 2–3 working days. Items held by suppliers take 4–6 working days. (Note: Saturday is not a working day).
Orders Over 2kg: Dispatched via trusted couriers including AMAZON Shipping, Royal Mail, DPD, and UPS.
Royal Mail Specifics: Royal Mail aims to deliver in 1–3 working days, though this is not guaranteed. If your item has not arrived after 7 days, please contact us. We can only replace missing items after 14 days have passed.
More information (including international delivery on our Delivery Information page.
BLAM Ultra-compact D Class 1 x 250W Monoblock amplifier (OEM Compatible)
Very easy to install and compatible with all the original car radios this ultra-compact amplifier allows you to add a subwoofer to your installation for an incomparable listening comfort. Even while maintaining a reasonable level of listening, the sound will take on more depth and your travels will be transformed into a pure moment of pleasure…
RA251D mono amplifier from Blam from the Relax series, power up to 250 watts RMS 2 ohms for controlling subwoofer
The Blam Relax RA-251D is a mini monoblock amplifier for controlling subwoofers up to 250 watts of RMS 2 ohms. Super small amplifier that can be used anywhere and can be built away.
Compatible with OEM head units
- High-level inputs with auto-turn on
- RCA low-level inputs: 0.3 V/15 V
- Power (4): 150 Watts RMS
- Power (2): 250 Watts RMS
- Low-pass crossover: 35 Hz — 500Hz
- Bass boost adjustable +12 dB (45 Hz)
- Signal/noise ratio: 90 dB
- Protections: short circuit / low impedance / reversal of polarity / heat protection
- External wired remote control
- Dimensions (L x H x W) : 6.2 × 1.4 x 3.6 — 158 mm x 36 mm x 91.4 mm
- Mounting screws
- User’s manual
BLAM Ultra-compact D Class 1 x 250W Monoblock amplifier (OEM Compatible)
Very easy to install and compatible with all the original car radios this ultra-compact amplifier allows you to add a subwoofer to your installation for an incomparable listening comfort. Even while maintaining a reasonable level of listening, the sound will take on more depth and your travels will be transformed into a pure moment of pleasure…
RA251D mono amplifier from Blam from the Relax series, power up to 250 watts RMS 2 ohms for controlling subwoofer
The Blam Relax RA-251D is a mini monoblock amplifier for controlling subwoofers up to 250 watts of RMS 2 ohms. Super small amplifier that can be used anywhere and can be built away.
Compatible with OEM head units
- High-level inputs with auto-turn on
- RCA low-level inputs: 0.3 V/15 V
- Power (4): 150 Watts RMS
- Power (2): 250 Watts RMS
- Low-pass crossover: 35 Hz — 500Hz
- Bass boost adjustable +12 dB (45 Hz)
- Signal/noise ratio: 90 dB
- Protections: short circuit / low impedance / reversal of polarity / heat protection
- External wired remote control
- Dimensions (L x H x W) : 6.2 × 1.4 x 3.6 — 158 mm x 36 mm x 91.4 mm
- Mounting screws
- User’s manual
UK Deliveries: Free UK mainland delivery applies to orders over £30 (exceptions apply to remote regions and islands, which will see a surcharge at checkout).
Orders Under 2kg: Most in-stock items arrive in 2–3 working days. Items held by suppliers take 4–6 working days. (Note: Saturday is not a working day).
Orders Over 2kg: Dispatched via trusted couriers including AMAZON Shipping, Royal Mail, DPD, and UPS.
Royal Mail Specifics: Royal Mail aims to deliver in 1–3 working days, though this is not guaranteed. If your item has not arrived after 7 days, please contact us. We can only replace missing items after 14 days have passed.
More information (including international delivery on our Delivery Information page.





























































































