Hifonics HFX12D4 subwoofer front view delivering deep bass for car audio.
Hifonics HFX12D4 side view highlighting rugged build for durability.
Hifonics HFX12D4 terminals with spade connections for quick wiring.
Hifonics HFX12D4 in-vehicle installation for versatile powersports use.
Hifonics HFX12D4 durable steel basket emphasizing sturdy construction.
Hifonics HFX12D4 pressure-treated foam surround enhances longevity and fidelity.
Hifonics HFX12D4 poly-cotton spider supports stable cone movement.
Hifonics HFX12D4 12-inch size fits compact enclosures.
Hifonics HFX12D4 enclosure-ready design supports flexible mounting options.

Hifonics

Hifonics HFX12D4 — 12-Inch Subwoofers | 800W Peak / 400W RMS

Free U.S. shipping and free 30-day returns. Check the compatible models in the description below.

$107.50

In stock. Ships free, usually within 1–4 business days.

Shop Pay installment options may appear at checkout where eligible.

Free shipping Secure checkout Free 30-day returns
Spare Keep a spare (2)

Check the listed compatible models and specs before you order. Questions? Email us.

Multi-device One for each device (3)

Free tracked shipping and secure checkout on every U.S. order.

Free shipping

i

Free tracked shipping on every order. Most orders arrive within 3–8 business days.

Free 30-day returns

i

Return eligible items within 30 days of delivery for a full refund. We email you a prepaid return label.

Peak-demand shipping delays

i

During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

Email support

Questions about fit or an order? Email nexoltic@gmail.com. We reply on business days (Mon–Fri).

Return & RefundFree 30-day returns, full refund Shipping PolicyDelivery process and tracking info
Share

Product details

Experience deep, dynamic bass for every drive

The Hifonics HFX12D4 pair brings a commanding low end to cars and powersports vehicles, delivering up to 800W peak power and 400W RMS. Expect tight, controlled bass that adds punch without harsh distortion.

Why this pair stands out

Built for longevity and consistent performance, the subwoofers feature a heavy-gauge, powder-coated steel basket, a pressure-treated foam surround, and a sturdy poly-cotton spider. This combination helps maintain cone motion under demanding conditions.

  • Power handling: 800W peak, 400W RMS for robust bass across genres
  • Size and fit: 12-inch diameter with 5.61" mounting depth and 10.94" cutout
  • Connectivity: spade-style terminals simplify wiring and upgrades

Versatility and installation

The design is adaptable to small sealed enclosures or medium-to-large vented enclosures, making it suitable for compact setups or more expansive configurations in trucks, SUVs, or powersports vehicles.

  • Enclosure options: seals or vents that match your space and bass goals
  • Mounting versatility: works with various vehicles and aftermarket audio systems

Notes on durability and sound quality are based on observed construction features and typical usage scenarios; results can vary by vehicle, enclosure, and amplification. Consider pairing with a compatible amplifier for best results.

FAQ

Q: What makes the Hifonics HFX12D4 subwoofer pair suitable for car and powersports use?

A: It offers up to 800W peak and 400W RMS for strong, controlled bass, with easy spade-terminal wiring and a rugged chassis for varied environments.

Q: What enclosure and mounting considerations should I know for these 12-inch subs?

A: Designed for small sealed or medium-to-large vented enclosures; 12-inch diameter, 5.61-inch depth, and 10.94-inch cutout help guide your selection.

You may also like