Massive Audio 12" 500W 4 Ohm Subwoofer ECO12S4 + 2 Channel Amplifier Package

• MAX Power Handling: 500 Watts RMS Power Handling: 250 Watts
• Nominal Impedance: 4 Ohm
• Mounting Depth: 5.59 in.

Massive Audio 12" 500W 4 Ohm Subwoofer ECO12S4 + 2 Channel Amplifier Class A/B Package

This listing includes :

(1) 12" 500W 4 Ohm Subwoofer ECO12S4

(1) 2 Channel Class A/B Amplifier BP500.2

Big Bass at a Price that Knocks Out the Competition Its all about the balance between economics & performance with the ECO124S subwoofer series from Massive Audio. ECO rolls in at 500W Max. It is CEA 2031 compliant and has the red Massive logo centered on the PP Vacuum Dust Cap. When Bass on a Budget meets the Massive Audio ECO subwoofer, the whole world will Feel the Beat from the Street!

HIGHLIGHTS :

- Heavy Gauge Steel Basket with Industrial Texture Painting

- High Flux Y30 Strontium Ferrite Magnet

- High Impedance Aluminum Former with EISV Voice Coil

- Poly Cotton Spider with Woven Round Tinsel Leads

- Laminated Paper Cone Surrounded with Pressed Foam

- Round Shape PP Vacuum Dust Cap

- 6mm Top Plate

SPECIFICATIONS PER SUBWOOFER:

Nominal Diameter: 12.09"

Nominal Impedance: 4 Ohm

MAX Power Handling: 500 Watts

RMS Power Handling: 250 Watts

SPL@2.83V/1m: 90 dB

1-W-SPL: 87.2 dB

2.8V SPL: 88.2 dB

MOTOR:

Voice Coil Diameter: 254 mm

Voice Coil Former Material: High Impedance Aluminum Former with EISV - Single 4 Ohm

Cone Material: Laminated Paper Cone Surrounded with Pressed Foam

Surround Material: Pressed Foam

Basket Material: Heavy Gauge Steel

Basket Color: Black

Magnet Material: High Flux Y30 Strontium Ferrite

Displacement Volume: 0.075 ft

THIELE & SMALL PARAMETERS:

Equivalent Volume: Vas - 67.2 Liters

Excursion: X-max - 7 mm

Free Air Resonance: Fs - 37.5 Hz

Mechanical Factor: Qms - 5.79

Electrical Factor: Qes - 1.04

Total Factor: Qts - 0.88

DC Resistance: Re - 3.2 Ohms

Moving Mass: Mms - 96.2 g

Compliance: Cms - 0.19 um/N

Force Factor: BL - 8.4 Tm

Voice Coil Inductance: Le - 1.15 mH

Diaphragm Area: Sd - 0.0506 sq.m

RECOMMENDED ENCLOSURES:

Sealing Internal Volume: Small 1.25 cub.ft | Large 1.25 cub.ft

Sealed Box Output Response: F3 - Small 46 Hz | Large 44 Hz

Ported Internal Volume: Small 1.5 cub.ft | Large 2.0 cub.ft

Port Round (D x L): Small 4x12 | Large 4x8

Port Area: Small 12.56 sq.in. | Large 12.56 sq.in.

Port Tunning Frequency: Fb - Small 38 | Large 39

Cabin Gain db/Hz: Small 6@40 | Large 7@41

vDIMENSIONS PER SUBWOOFER:

Overall Diameter: 12.09 in.

Front Mount Baffle Cutout: 10.87 in.

Mounting Depth: 5.59 in.

Overall Depth: 5.59 in.

Motor Diameter: 254 mm.

Unit Weight: 7.72 Lb.

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Features:

- Built-In OEM Line Converter

- 2 Ohm Stable Design

- Class A/B

- Mil-Spec PCB with SMD parts

- Built-in Noise Reduction Circuitry

- Full MOSFET with High-Grade Switching Devices

- Built-In Auto Sensing Turn On Function (Hi-Inputs)

- 12V Remote Output for External Devices (Hi-Level Inputs)

- 0dB ~ 12dB Bass Boost

- Next-Generation Advanced 5 Way Protection Circuitry

- World Wide Standards Compliant (RoHS, E-Mark, CTA-2006, CE)

Specifications:

Peak Output Power @ 14.4V: 250W x 2

1 Ohm RMS: n/a

2 Ohm RMS: 160W x 2

4 Ohm RMS: 80W x 2

4 Ohm Bridged: 320W x 1

Input Level: 0.2~9.0v

Freq. Response: 15Hz~30KHz

THD at 4 Ohm Load 30% Rated Power: Less Than 0.1%

S/N Ratio: More Than 90dB

Bass Boost: 0~6dB/12dB (45Hz)

Minimum Load: 2 Ohm Stereo

Dimensions: 2"H x 7.1"W x 7.9"L

Accepted Payment Methods at Big Jeff Audio

At Big Jeff Audio, we strive to make your shopping experience as smooth as possible by offering a wide variety of payment options. Below is a complete list of the payment methods we accept:

Credit and Debit Cards

• Visa
• Mastercard
• American Express
• Discover
• Diners Club

Digital Wallets

• Amazon Pay
• Apple Pay
• Meta Pay (formerly Facebook Pay)
• Google Pay
• Shop Pay
• PayPal

International Payment Methods

• Bancontact
• iDEAL

Bank Transfers

• Zelle

Financing Options

We also offer financing options to make purchasing easier. Learn more about our financing options here.

• Klarna
• Affirm
• Sezzle
• Snap
• Acima
• Tiptop

If you have any questions or need assistance with payments, feel free to reach out to us at info@bigjeffaudio.com or call us at 737-BIG-JEFF.

Shipping Options and Delivery Time

Do You Offer Expedited Shipping?

Yes! At checkout, you can select from different shipping options:

• Standard Shipping: Free for orders over $100.
• Expedited Shipping: Available at an additional cost, calculated based on the weight and destination of your order.

How Long Does Delivery Take?

• Handling Time: Most orders are processed and shipped within 1 business day after receiving cleared payment. Occasionally, additional handling time may be required, but we’ll notify you if that’s the case.
• Standard Shipping: Typically takes 3-5 business days, though delivery may be affected by extreme weather or holidays.

What Happens If My Package Is Undeliverable?

If your package is refused or marked undeliverable and returned to us by the carrier, you’ll need to pay the full shipping cost to have the package resent. Alternatively, we can refund your order, minus the cost of shipping.

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