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Orion HCCA104 — specifications and enclosures

Orion HCCA104: T/S parameters, mounting dimensions and manufacturer enclosure recommendations. Read the original PDF and load the driver into the 3D designer.

T/S values and one-way linear Xmax follow PDF page 5. Re and Le are retained as published for the complete dual-coil driver; use the corresponding series-coil configuration. Basket diameter, cutout and mounting depth follow the official product card: the PDF outer-diameter row repeats cutout dimensions. Confirm your exact revision before construction. The manual gives conflicting mounting-orientation guidance and some inconsistent diagram/displacement values. Manufacturer presets transfer the stated net Vb and Fb only; verify construction against the original manual. SPL-only diagrams are not included.

Read manufacturer PDF ↗Load driver

Manufacturer enclosure recommendations

Manufacturer recommendation

Sealed 25.85 L

Panel thickness: 25.4 mm.

Driver displacement: 3.590576 L.

PDF diagram Vb is the stated net target; geometry and cut list are recalculated by CarBoxLab, not copied from the diagram. Add real driver/bracing displacement. Manufacturer recommends 25.4 mm front and suitable wall construction; check the original drawing and subsonic-filter guidance. Published power bands describe the source variant, not a verified safe-power limit.

Manufacturer recommendation

Bass-reflex 50.55 L · 800–1500 W

Tuning Fb: 38 Hz.

Manufacturer port: shape: slot, height: 95.25 mm, width: 95.25 mm, length: 296.418 mm, count: 1.

Panel thickness: 25.4 mm.

Driver displacement: 3.590576 L.

PDF diagram Vb is the stated net target; geometry and cut list are recalculated by CarBoxLab, not copied from the diagram. Add real driver/bracing displacement. Manufacturer recommends 25.4 mm front and suitable wall construction; check the original drawing and subsonic-filter guidance. Published power bands describe the source variant, not a verified safe-power limit.

Manufacturer recommendation

Bass-reflex 21.24 L · 1500+ W

Tuning Fb: 42 Hz.

Manufacturer port: shape: slot, height: 63.5 mm, width: 63.5 mm, length: 278.13 mm, count: 1.

Panel thickness: 25.4 mm.

Driver displacement: 3.590576 L.

PDF diagram Vb is the stated net target; geometry and cut list are recalculated by CarBoxLab, not copied from the diagram. Add real driver/bracing displacement. Manufacturer recommends 25.4 mm front and suitable wall construction; check the original drawing and subsonic-filter guidance. Published power bands describe the source variant, not a verified safe-power limit.

Calculator parameters

Fs44.3 Hz
Vas8.98 L
Qes0.52
Qms5.99
Re7.4 Ω
Sd333.29 cm²
Le2.93 mH
One-way linear Xmax25.89 mm
Frame diameter26.85 cm
Mounting cutout23.8 cm
Mounting depth21.4 cm

Additional manufacturer specifications

Published Qts0.48
Voice coils2 × 4 Ω
RMS power2000 W
Driver displacement3.5906 L

Data is for one subwoofer. Manufacturer recommendations are separate from CarBoxLab calculations. Net air volume excludes the driver, port and bracing; design dimensions are external. Loading a recommendation transfers the verified volume and tuning; confirm port geometry and construction separately.

Source documentation

Manufacturer technical documentation

Official product card — mounting dimensions

Original manufacturer documents are not translated. Data reviewed: 2026-11-01.