PURIFI | Bass mid-bass subwoofer

PURIFI PTT5.25X04-NAA-05 Woofer

Name: PURIFI PTT5.25X04-NAA-05 mélysugárzó 5,25" | HQ AudioParts
Brand: PURIFI
SKU: PTT5.25X04-NAA-05
Price: 147990.00 HUF
Availability: OutOfStock

SKU: PTT5.25X04-NAA-05

133.4 mm 4 Ω

Achieve deep, controlled bass in compact enclosures with this ultra-low-distortion 5.25-inch subwoofer from PURIFI. Its advanced motor system delivers exceptional clarity and transient response. Key specifications include a total Q factor (Qts) of 0.27 and a maximum linear excursion (Xmax) of 9.8 mm.

147 990 Ft

(116 528 Ft + VAT)

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Technical data

Nominal diameter	133.4 mm
Impedance	4 Ω
Resonance frequency (Fs)	29 Hz
Sensitivity (SPL at 1 m / 2.83 V)	84.9 dB
Power tolerance (max)	250 W

Maximum linear deflection (Xmax)	9.8 mm
Total Q (Qts)	0.27
Electromagnetic Q (Qes)	0.28
Mechanical Q (Qms)	5.9
DC resistance (Re)	3.6 Ω
Voice coil inductance (L_e)	0.37 mH
BL product (BL)	7.9 T·m
The surface area of the cone (Sd)	84.9 cm²
Equivalent volume (Iron)	11.8 l
Moving mass with air load (Mms)	25.9 g
Mechanical compliance of the suspension (Cms)	1.15 mm/N
Drive mechanical losses (RMS)	0.81 kg/s
Woofer type	VMV D2R Audio DAC
Membrane material	Aluminum
Voice coil diameter	39 mm
Dimensions (mm)	147 mm
Screw head diameter	138 mm
Diameter of the baffle cutout	121 mm
# Mounting holes	6
Diameter of the access opening	4.2 mm
Depth	75 mm

The PURIFI PTT5,25X04-NAA-05 is a 5.25-inch ultra-low-distortion subwoofer engineered to deliver deep, controlled bass from remarkably compact enclosures. As part of PURIFI’s acclaimed transducer range, this driver sets a new benchmark for low-frequency performance in small-scale audio systems.

Ideal for high-fidelity home theatre subwoofers, nearfield monitoring setups, and premium automotive audio installations, this subwoofer excels where space is at a premium but uncompromising sound quality is demanded. Its exceptional transient response and clarity make it equally suited to music reproduction and cinematic effects, ensuring every bass note is rendered with precision and authority.

Technically, the PTT5.25X04-NAA-05 features an advanced motor system that achieves a total Q factor (Qts) of just 0.27, with an electrical Q (Qes) of 0.28 and a mechanical Q (Qms) of 5.9. The maximum linear excursion (Xmax) reaches 9.8 mm, while sensitivity is rated at 84.9 dB SPL (1 m / 2.83 V). The voice coil inductance (Le) is a low 0.37 mH, and DC resistance (Re) measures 3.6 ohms. With a nominal diameter of 133.4 mm, a cut-out diameter of 121 mm, and a mounting depth of 75 mm, this subwoofer is designed for straightforward integration into sealed or ported enclosures.

In summary, the PURIFI PTT5,25X04-NAA-05 offers a rare combination of ultra-low distortion, compact dimensions, and authoritative bass output, making it an outstanding choice for discerning audio enthusiasts.