HERTZ SP 4.900 Amplifier Harley Touring
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SP 4.900 is the first Hertz amplifier featuring the renewed Hertz ADC (Advanced D-Class) output stage, reaching up to 85% efficiency and delivering an impressive power rating of 160 x 4 (4Ω) W RMS or 500 W x 2 (4Ω) W RMS when bridged, with an ultra-compact size of 211.6 (8.3) x 130 (5.1) mm (in.). Being ultra-compact with impressive power, SP 4.900 is the ideal choice for Motorcycle application and for under-seat in sports cars and behind-seat installations in trucks.
- Up to 87% efficiency thanks to ADC (Advanced D-Class) output stage.
- USS (Universal Speakers Simulators) allows SP 4.900 to work with head units featuring the “speaker load detection” circuit.
- 160 W RMS x 4 (4Ω) with ultra-compact size 211.6 x 130 x 49 / 8.3 x 5.1 x 1.9 (mm/inch).
- IP55 aluminium chassis for maximum protection against humidity and external agents.
- No cooling fan to prevent internal accumulation of dirt 6. Sealed power cord, line inputs, and speaker outputs to prevent oxidation.
- Crossovers filters and controls on a single side to facilitate calibration when the product is installed.
| Channels | 4 - 3 - 2 |
| Nominal power supply voltage | 11 ÷ 15 VDC |
| Pulse Operating voltage | 6 ÷ 16 VDC |
| Idling current | 1.1 A |
| Idling current when off | 0.03 mA |
| Consumption @ 14.4 VDC, MIN load impedance (Max Musical Power) | 50 A |
| Remote IN | 6 ÷ 15 VDC (9 mA) |
| DC-REM - Remote Turn on by SPK DC from OUTPUT BTL speakers | 3.5 ÷ 7 VDC |
| Distortion - THD @ 1 kHz, 4Ω, 70% Rated Power | 0.02% |
| Damping factor @ 1 kHz, 4Ω, 2 VRMS | 200 |
| Bandwidth @ -3 dB | 10 Hz ÷35 kHz |
| S/N ratio (A weighted @ 1 V Input) | 105 dBA |
| Pre-In sensitivity | 0.6 ÷ 6 VRMS |
| Speaker-In sensitivity | 2.2 ÷ 22 VRMS |
| Minimum load impedance: | |
| @ 4Ch | 2Ω |
| @ 3Ch | 2Ω + 2Ω + 4Ω |
| @ 2Ch | 4Ω |
| IP Rating | IP55 |
| Operating Temperature Range | 0°C (32°F) to 55°C (131°F) |
| Max size (mm/inch) | 211.6 x 130 x 49 / 8.33 x 5.118 x 1.929 |
| Weight (kg/lbs) | 2.15 / 4.74 |
| Adjustable Crossovers |
yes |
Welcome to Lifestyle Cycles, your aftermarket Harley Davidson Superstore! Whether you are looking for a helmet, gloves, handlebars or seat, Lifestyle Cycles has everything you need! Lifestyle offers more than just motorcycles, parts and accessories - we offer a complete immersive motorcycle culture combined with a customer experience equaled by none. Lifestyle Cycles also has an extensive selection of riding gear with our own Lifestyle Cycles branded products as well as all of your favorite brands. You will also find an extensive selection of parts and accessories from names you trust such as Saddlemen, Thrashin, Soundstream, LA Choppers, Legend Suspension and more. Lifestyle Cycles has everything you need to personalize your bike so you don't have just another "me too" Harley-Davidson. Our skilled experts who ride, test and "APPROVE" all of our products are here to guide you through the process to make your dream a reality. We have something for everyone including our California based Lifestyle Cycles Riding Group, with more than 4,200 members. See for yourself why Lifestyle Cycles is the number one online destination. We guarantee you will be impressed!
Shipping Policy
At Lifestyle Cycles we want your experience with us to be that of pleasure and our service to be equalled by none. Buying parts and accessories for your bike should be quick, simple and easy! We are also riders and builders! We know that you want your parts and accessories as soon as possible!
Return Policy
At Lifestyle Cycles we want your experience with us to be that of pleasure and our service to be equalled by none. Buying parts and accessories for your bike should be quick, simple and easy! We are also riders and builders! We know that you may not be ready to install the parts and accessories right when you get them. With that in mind, we have a 60-day return policy, which means you have 60 days after receiving your item to request a return.
Read our full return policy here.
MPN: SP 4.900