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Trinity Audio M18 Subwoofer

Name: Trinity Audio M18 Subwoofer
Brand: Trinity Audio

The Trinity Audio M18 is a high-performance subwoofer featuring a 18-inch cone with dual 1 voice coil configuration. Rated at 6000W RMS. Designed for deep bass reproduction and high SPL output.

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Specifications

rms watts

6000 W

size inches

voice coil config

Thiele-Small Parameters

Measured at small signal levels per AES standards

Electromechanical

F_s(Resonant frequency)

23.1 Hz

R_e(DC resistance)

1.9 Ω

BL(Force factor)

31.1 T·m

Q Factors

Q_ts(Total Q)

0.4

Q_es(Electrical Q)

0.42

Q_ms(Mechanical Q)

6.79

Compliance & Mass

V_as(Equiv. volume)

157.9 L

M_ms(Moving mass)

662.7 g

C_ms(Compliance)

0.07 mm/N

S_d(Piston area)

1212.1 cm²

Excursion

X_max(Linear excursion)

25 mm

Sensitivity

SPL₀(1W/1m)

89.4 dB

Power Handling

P_e(RMS power)

2000 W

Parameters measured per AES2-1984 (r2003) standards. Small-signal parameters valid within linear operating region.

Where to Buy

Updated 6/3/2026

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Frequently Asked Questions

What is the Trinity Audio M18?

The Trinity Audio M18 is a car audio equipment made by Trinity Audio. View full specifications and where to buy on this page.

Where can I buy the Trinity Audio M18?

You can purchase the Trinity Audio M18 from authorized dealers listed in the "Where to Buy" section on this page. We recommend buying from authorized retailers to ensure warranty coverage and genuine products.