MAIN FEATURES
The KICKER PX 400W 4-Channel Class D Full-Range Amplifier delivers powerful, efficient audio performance in a compact and fully waterproof design. Built for watercraft, off-road vehicles, classic cars and other space-constrained installations, it provides 100W x 4 at both 2Ω and 4Ω, or 200W x 2 bridged at 4Ω.
The PXA-Series is designed for all-weather use, featuring sealed bulkhead grommeting, gasketed joints and a sealed preamp control door. With IP66 and IP67 certifications, the amplifier is protected against powerful water jets, dust and temporary immersion in up to one metre of water for 30 minutes.
High-efficiency Class-D technology provides strong power output while helping minimise strain on the vehicle's charging system. Dual turn-on modes, stainless-steel mounting hardware and shielded inline power and ground couplers make installation simple without soldering or crimping.
Features:
- 4-channel Class-D full-range amplifier
- 100W x 4 @ 4Ω
- 100W x 4 @ 2Ω
- 200W x 2 @ 4Ω bridged
- Rated at 800W dynamic power
- IP66 and IP67 certified
- Fully waterproof amplifier design
- Sealed bulkhead grommeting
- Gasketed joints
- Sealed preamp control door
- High-efficiency Class-D technology
- Dual turn-on modes
- DC offset or 12V trigger turn-on
- Compact design for space-limited installations
- Suitable for watercraft and off-road vehicles
- Shielded inline power and ground couplers
- No soldering or crimping required
- Stainless-steel mounting hardware included
Included in this Kit:
- Kicker PXA400.4 400W 4-Channel Class-D Amplifier
- 2 x Shielded Inline Power & Ground Couplers
- Stainless-Steel Mounting Hardware
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.
MAIN FEATURES
The KICKER PX 400W 4-Channel Class D Full-Range Amplifier delivers powerful, efficient audio performance in a compact and fully waterproof design. Built for watercraft, off-road vehicles, classic cars and other space-constrained installations, it provides 100W x 4 at both 2Ω and 4Ω, or 200W x 2 bridged at 4Ω.
The PXA-Series is designed for all-weather use, featuring sealed bulkhead grommeting, gasketed joints and a sealed preamp control door. With IP66 and IP67 certifications, the amplifier is protected against powerful water jets, dust and temporary immersion in up to one metre of water for 30 minutes.
High-efficiency Class-D technology provides strong power output while helping minimise strain on the vehicle's charging system. Dual turn-on modes, stainless-steel mounting hardware and shielded inline power and ground couplers make installation simple without soldering or crimping.
Features:
- 4-channel Class-D full-range amplifier
- 100W x 4 @ 4Ω
- 100W x 4 @ 2Ω
- 200W x 2 @ 4Ω bridged
- Rated at 800W dynamic power
- IP66 and IP67 certified
- Fully waterproof amplifier design
- Sealed bulkhead grommeting
- Gasketed joints
- Sealed preamp control door
- High-efficiency Class-D technology
- Dual turn-on modes
- DC offset or 12V trigger turn-on
- Compact design for space-limited installations
- Suitable for watercraft and off-road vehicles
- Shielded inline power and ground couplers
- No soldering or crimping required
- Stainless-steel mounting hardware included
Included in this Kit:
- Kicker PXA400.4 400W 4-Channel Class-D Amplifier
- 2 x Shielded Inline Power & Ground Couplers
- Stainless-Steel Mounting Hardware
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.





























































































