Hertz HSP2

Harley Davidson Motorcycle Audio Kit for select 2014-2023 Harley Davidson Motorcycles

Hertz SP4.900 Amplifier + SX 165 NEO Coaxial Speakers +SV165 NEO Woofers + HTHP14 T-Power Harness Motorcycle Bundle

Plug-and-Play audio kits designed for 2014+ Harley Davidson.

• SP 4.900 Amplifier:

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.

1. Up to 87% efficiency thanks to ADC (Advanced D-Class) output stage.
2. USS (Universal Speakers Simulators) allows SP 4.900 to work with head units featuring the “speaker load detection” circuit.
3. 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).
4. IP55 aluminium chassis for maximum protection against humidity and external agents.
5. No cooling fan to prevent internal accumulation of dirt 6. Sealed power cord, line inputs, and speaker outputs to prevent oxidation.
6. Crossovers filters and controls on a single side to facilitate calibration when the product is installed.

Amp Physical Specifications

• SX 165 NEO Coaxial Speakers:

Totally new NEO SPL coaxial SX 165 NEO cone is made with nature-proof high stiffness pressed-paper featuring innovative water/humidity resistant and anti-UV treatments. The double layer copper voice coil, wound on polyamide former ensures unparalleled power handling. New motors units are made of special Neodymium N38 H to obtain a minimum bulk and increased performance. SX 165 NEO features a large Hi-SPL 1.4” PEI dome tweeter with resettable solid-state protection circuit and a protective rubber gasket for high SPL and a safe outdoor use.

1. Nature-proof high stiffness pressed-paper cone featuring innovative water/ humidity resistant and anti-UV treatments.

2. Durable Extreme SPL performance in a compact size & light-weight thanks to the N38 H Neodymium grade magnet.

3. Unparalleled power handling delivered by the double layer copper voice coil, wound on polyamide former.

4. Hi-SPL 1.4” Neodymium magnet PEI dome tweeter with resettable solid-state tweeter protection circuit.

5. Double faston terminals allow daisy-chaining of multiple units and provide compatibility with most common motorcycle connections.

• Speaker Technical Specifications:

• Speaker Electro-Acoustic Specifications:

• Speaker Physical Specifications:

• Speaker Frequency Response:

• SV165 NEO Woofers

New SV 165 NEO features compact dimensions and light weight preserving excellent performance thanks to the use of Neodymium N38 H for the motor units. To allow a safe outdoor use without discoloration over time, cones has waterproofing and anti-UV treatment and motor units is painted with cataphoresis with insulated lead-wires to avoid oxidation. The terminals and mounting holes are compatible for installation on Harley-Davidson motorbikes!

1. Compact dimensions and light weight preserving excellent performance thanks to the use of Neodymium N38 H for the motor units
2. Cones waterproofing and anti-UV treatment to allow safe outdoor use without discoloration over time
3. Motor units treated with cataphoresis and insulated lead-wires to avoid oxidation
4. Terminals and mounting holes compatible for installation on Harley-Davidson motorbikes

• Speaker Technical Specifications:

• Electro-Acoustic Specifications:

• Physical Specifications: 

• HTHP14 T-Power Harness: 

The HTHP14 T-Power Harness is designed for use with the SP 4.900 amplifier. It is engineered to simplify the installation process by eliminating the need for any wire cutting. With these harnesses, the installation becomes as easy as Plug and Play.