Proline - X Micro Series M10 - S WAV Loaded Wavtech thinPRO 10 Subwoofer + Sealed Enclosure - Proline X Enclosed Subwoofer for car audio systems

Proline X

Proline X Single 10" Sealed Micro Series System | Loaded with Wavtech thinPRO 10

Q: How does the loaded version differ from buying separately?

The loaded version arrives fully assembled: the thinPRO 10 is mounted inside the M10-S enclosure, sealed, and prewired. This ensures correct alignment, airtight sealing, and eliminates build time or errors. You get a tested, ready-to-play solution instead of having to install components yourself.

Q: Can I remove or swap the subwoofer later?

Yes. Thanks to threaded inserts and high-quality screws, you can remove the thinPRO 10 if needed for service or upgrades without damage to the MDF. However, the enclosure is precisely cut around the thinPRO, so alternate subs may not align perfectly.

Q: Do I need to wire anything?

No. The system is prewired with 12-gauge speaker wire to a high-power terminal cup. Just connect your amplifier’s output and ground/bridge accordingly — no assembly or wiring needed.

Q: Will the thinPRO 10 perform differently when enclosed this way?

No — performance is preserved. The 0.4 cu.ft chamber is tuned for the thinPRO’s parameters. The benefit is a space-efficient, factory-mounted system without compromise in sound.

Q: What amplifier specs should I use?

An amplifier that delivers clean 500–750W RMS into the sub’s impedance is ideal. Because you’re using a sealed design, power control and headroom help with punchy, articulate bass. Browse our recommended amplifiers for optimal matching.

Q: Is the system covered under warranty?

Yes, you receive coverage for both the enclosure and the installed subwoofer under our standard warranty (exceptions apply for misuse). Refer to our Shipping & Warranty Policy for full terms.

Q: Will this fit in tight spaces?

With only 4.5" of depth, it’s one of the slimmest loaded sub solutions available. It can fit behind seats, under floors, or in shallow trunks where conventional boxes can’t.

Q: Why is the thinPRO single voice coil?

The thinPRO line is single voice coil only, in 2 ohm and 4 ohm. Most subwoofers at this level are dual coil, so it catches people out when they are planning wiring. With a single driver your final impedance is simply the coil you chose, which makes amplifier matching simpler rather than harder. Plan from single coil figures and confirm your amplifier is stable at the load before ordering.

SKU: M10-S Wav Loaded 2 ohm

QUICK SPECS

Best For: Extreme space-limited builds / High-output stealth installs
Configuration: Single 10" Sealed — Micro Series
Volume: 0.40 ft³ Net
Tuning: N/A — Sealed
Sonic Character: Tight, High-Output, Controlled

Proline X Enclosure — Built in Tennessee CNC-cut Langboard Elite 3/4" MDF, V-groove + dado joinery, recessed ABS/Carbon Fiber terminal cup.

Driver + Enclosure — Matched and Pre-Wired Subwoofer pre-installed and wired to the correct impedance. Connect your amplifier and it's ready to run.

Shipping Included No freight charges at checkout on orders to the lower 48. Alaska, Hawaii, and international orders are quoted live rates at checkout.

$ 849.99 $ 949.99 Save $ 100.00

Impedance

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What's Included

Proline X Micro Series sealed enclosure — single 10" configuration
Wavtech thinPRO 10 subwoofer pre-installed — Single 4-ohm or Single 2-ohm
Pre-wired 12g OFC speaker wire to terminal cup
Recessed ABS/Carbon Fiber Composite terminal cup — stainless hardware, copper ring terminals
Threaded inserts — stainless 8/32 square-bit screws
Rubber feet included for down-fire configuration

Amplifier, power wire, and RCA cables not included

Proline X Single 10" Sealed Micro Series System | Loaded with Wavtech thinPRO 10

Enclosure Type Sealed

External Dimensions 24" × 12.75" × 4.5"

Net Volume .4cu ft

Tuning Frequency N/A

Cutout Diameter Direct Fit

Front Panel Thickness 1.5

Max Mounting Depth 3.0"

INSTALLER'S TAKE

The thinPRO 10 is a different class of shallow-mount driver than most of what's in this lineup. The 4.5" voice coil and 750W RMS rating are not spec sheet marketing — that motor structure is legitimately competition-grade in a 2.9" package. In the 0.40 ft³ Micro Series box it performs well above what the enclosure depth suggests on paper.

The impedance selection at checkout matters. Single voice coil means no wiring options — the impedance you select is the load your amplifier sees. Single 4-ohm is the safer match for most amplifiers. Single 2-ohm requires an amplifier explicitly rated at 2 ohms and targets a higher power output from the same amp. Know your amplifier's impedance rating and stable power output before selecting.

The 4.5" depth is the slimmest in the Proline X loaded lineup. If you have a space that won't fit the JL TW3 enclosure at 5.25", this one likely will. Measure carefully — 0.75" makes a difference in tight under-seat applications.

Product Details

Proline X Micro Series Enclosure for the Wavtech thinPRO 10

Cut and tuned for the Wavtech thinPRO 10

CNC Stack-Fab Langboard Elite MDF 0.40 cu ft Net Fits Wavtech thinPRO 10

0.40cu ft net

0.870system Qtc

42 HzF3 rolloff

2.875 inthinPRO 10 mounting depth

Built Around the Wavtech thinPRO 10

Nothing about this box is generic. Every layer is cut to the thinPRO 10's published sealed target, with the baffle bored to the thinPRO 10's 9.0625 in cutout with 8/32 threaded inserts set on the back face, and clearance cut for its 2.875 in mounting depth.

The thinPRO 10 carries a published Fs of 31 Hz, Qts of 0.55 and Vas of 17 litres, and an EBP of 50, which puts it in transition enclosure territory. We ran the alignment math on that data and built the box to land where it belongs.

Net Volume, Not Gross

We build this cabinet at 0.40 cubic feet net, against a published recommendation of 0.35 cu ft (D2). The volume quoted is true net internal airspace, measured after the walls, bracing and driver displacement are accounted for.

True net, not marketing net. Internal volume is calculated by summing each CNC cut layer's opening, not estimated from external dimensions minus wall thickness.

Proline X Micro Series Construction

This enclosure is stack fabricated on our ShopSabre routers from Langboard Elite 3/4 inch MDF, a dense 48.5 lb/ft³ board with a 200 psi internal bond and 410,000 psi MOE. Every layer is a precision cut ring and the stacked layers do the joining themselves, so there is no butt joint or dado to flex or leak. Dowel reinforcement runs between layers as tension hardware only.

Threaded Inserts, Not Wood Screws

8/32 threaded inserts are set on the backside of the baffle so the driver mounts on machine screws. Pull it a dozen times and the threads are still there.

Pre-Wired Terminal Cup

Proline X ABS and carbon fiber composite cup with stainless hardware and copper ring terminals, pre-wired internally with 12 gauge OFC. No CCA anywhere in the build.

Damped and Finished

Polyfill is pre-installed to smooth the in box response, and the shell is wrapped in plush black carpet. Built in Tullahoma, Tennessee.

Enclosure Only or Loaded

Order the enclosure bare and mount your own thinPRO 10, or order it loaded and we mount the driver, dress the wiring and ship it ready to bolt in.

Sealed Enclosure Performance: Pre-Calculated

Using the published Thiele Small parameters for the Wavtech thinPRO 10, here is the predicted Qtc, system resonance (Fc) and F3 rolloff for this enclosure. Calculated with the same formulas as the Audio Intensity Sealed Box Calculator.

Wavtech thinPRO 10 thinPRO10-2 | Qts 0.55 | Fs 31 Hz | Vas 17 L

Enclosure Size	Qtc	Fc	F3
0.40 cu ft as built	0.870	49.0 Hz	41.5 Hz

Wavtech thinPRO 10 Frequency Response | Sealed, 0.40 cu ft

0.40 cu ft (Qtc 0.870) -3dB reference

Note on coil choice: The figures above are the thinPRO10-2 set. The thinPRO10-4 carries Qts 0.52 and Vas 17 litres, and a different Fs of 32 Hz, which in this same 0.40 cubic foot volume lands at Qtc 0.822, Fc 50.6 Hz and F3 44.5 Hz. Close enough that either coil suits the box. Run your own numbers in the Sealed Box Calculator.

Cut for the Driver, Not the Catalog

Select your configuration above. This enclosure ships free to the lower 48 with a 2 year limited warranty, built one at a time in Tullahoma, Tennessee. Ordered loaded, the thinPRO 10 carries its own 1 year manufacturer warranty through authorized dealers.

Enclosure Specifications

Enclosure Type	Sealed — Micro Series
Configuration	Single 10"
Net Volume	0.40 ft³
Tuning Frequency	N/A — Sealed
External Dimensions	24" W × 12.75" H × 4.5" D
Max Mounting Depth	3.1"
MDF	Langboard Elite 3/4"
Joinery	V-groove + dado
Terminal Cup	Recessed ABS/Carbon Fiber Composite
Speaker Wire	12g OFC pre-installed
Hardware	Threaded inserts, stainless 8/32 screws
Firing Options	Front-fire or down-fire (feet included)
Finish	Plush Black
Vehicle Fitment	Universal

Woofer Details

The Wavtech thinPRO 10 is a competition-grade shallow-mount 10" subwoofer built around a 4.5" dual-gap FEA-optimized motor with double-stacked strontium magnets. At 2.9" mounting depth it is among the shallowest 10" drivers available, yet it delivers 750W RMS handling and 20mm of one-way linear Xmax — specifications that match or exceed many full-depth daily drivers. The honeycomb Nomex and glass fiber composite cone is lightweight and rigid, maintaining cone control at high excursion where a paper or polypropylene cone would begin to flex and distort. Dual mirrored NBR spiders keep the 4.5" voice coil centered under sustained high-excursion use. The vented cast aluminum frame manages heat and eliminates the frame flex common in stamped steel at this power level. Available in Single 4-ohm or Single 2-ohm — select the impedance that matches your amplifier at checkout.

Brand + Model	Wavtech thinPRO 10
Size	10"
RMS Power	750W
Voice Coil Config	Single 4-ohm or Single 2-ohm (select at checkout)
Voice Coil Diameter	4.5"
Xmax	20mm one-way linear
Motor	Dual-gap FEA-optimized, double-stacked strontium magnets
Cone	Honeycomb Nomex + glass fiber composite
Surround	Double-roll NBR
Spiders	Dual mirrored NBR
Frame	Vented cast aluminum
Mounting Depth	2.9"
Terminals	8 AWG push terminals

Why This Combo Works

Wavtech thinPRO 10 in a Proline X 0.40 ft³ Sealed Micro Series Enclosure

The thinPRO 10 is engineered specifically for compact sealed airspace — Wavtech's published recommendation is 0.40 ft³ sealed, which is exactly what this enclosure delivers. The driver's 20mm Xmax and 750W RMS rating give it the mechanical and thermal headroom to produce high output in this volume without the cone running out of travel at listening levels. Most shallow-mount drivers achieve their form factor by reducing motor size and accepting lower output — the thinPRO 10 uses a 4.5" dual-gap motor to avoid that tradeoff entirely.

In a properly loaded 0.40 ft³ sealed enclosure, the thinPRO 10 produces tight, controlled bass with strong output across the 35–80Hz range. The sealed alignment delivers faster transient response and better power handling than a ported design at this enclosure volume — and at 4.5" total depth, a ported version of this size is not acoustically viable anyway. This is the highest-output shallow-mount system in the Proline X loaded lineup.

For amplifier power, target 600–750W RMS at the selected impedance. At 4 ohms, most Class D monoblocks in the 750–1000W range will deliver the right amount of clean power. At 2 ohms, verify your amplifier is rated for that load and look for 600–750W of clean rated output. Do not underpower this driver — the thinPRO 10 is rated for 750W RMS and performs best when fed adequate, clean power.

Materials

Material

Built From a Spec Sheet, Not a Sales Sheet

Every Proline X Performance Series enclosure is CNC-cut from Langboard Elite MDF, 3/4" (18mm) panels produced to published mill specifications. Most enclosure manufacturers source generic MDF without published data. We can tell you the internal bond rating, the modulus of elasticity, the modulus of rupture, and the face and edge screw holding strength for every panel in this enclosure, because we chose the material based on those numbers, not on price or availability.

Langboard Elite is produced in the United States. The specifications below are pulled directly from Langboard's published mill data and are verifiable. This is the same panel stock used in our full Proline X lineup.

Specifications

Langboard Elite MDF: Published Mill Data

Property	Value	Why It Matters
Panel Stock	Langboard Elite MDF	Named, verifiable panel source, not generic "high-density MDF"
Thickness	3/4" (18mm)	Industry standard for subwoofer enclosures; panels below this flex under pressure
Density	48.5 lbs/ft³	Higher density = less porosity, better screw retention, reduced resonance
Internal Bond	200 psi	Measures resistance to delamination under sustained internal pressure. The most enclosure-relevant spec on this sheet
Modulus of Rupture (MOR)	4,200 psi	Bending strength before the panel breaks, relevant for larger unsupported baffle spans
Modulus of Elasticity (MOE)	410,000 psi	Stiffness under load; higher MOE means less panel flex under bass pressure, less resonance
Face Screw Holding	325 lbs	How firmly the panel surface holds a screw; critical for baffle joint integrity over time
Edge Screw Holding	250 lbs	Panel edge retention, relevant for every joint that isn't face-to-face

Internal Bond

200 psi: The Number That Actually Matters for Enclosures

The internal bond rating measures how well the MDF panel resists delamination under sustained pressure applied perpendicular to the face. In a subwoofer enclosure, every bass transient generates a pressure pulse that pushes outward on every panel simultaneously. A panel that begins to delaminate internally loses stiffness gradually. The symptoms are slow: a box that starts to sound softer, less defined, less punchy over months of use. 200 psi internal bond is the spec that determines how long this enclosure holds its acoustic integrity under daily use at real power levels.

Stiffness

410,000 psi MOE: Less Flex, Less Resonance

The modulus of elasticity measures panel stiffness, its resistance to bending under load. A stiffer panel flexes less under the pressure generated by a high-excursion driver at volume. Panel flex is a source of acoustic coloration: the panel itself begins to radiate sound at its own resonant frequency, adding distortion to the output. 410,000 psi stiffness combined with V-groove and dado joinery means the panels stay rigid and the bracing controls resonance at the structure level, not the panel level. The bass you hear comes from the driver, not the box.

Screw Holding

325 lb Face / 250 lb Edge: Joints That Stay Locked

Screw holding strength determines how firmly the panel grips a fastener at the face and at the edge. This matters most at the baffle joint, where the front panel meets the side panels and where the driver is mounted. A panel with low screw holding strength allows fasteners to loosen over time under vibration, leading to air gaps at the joint and loss of acoustic seal. 325 lb face screw holding strength means the baffle hardware stays put. Combined with dado joinery and adhesive, the front panel on a Proline X Performance Series enclosure is not going anywhere.

Sourcing

Named Panel Stock: Not "Premium MDF"

The phrase "premium MDF" or "high-density MDF" appears on marketing copy for enclosures across every price point, from $40 to $400. It is not a specification. It is a description with no defined standard. Langboard Elite is a named, sourced, mill-documented product with published data. We name it in our copy because naming it holds us accountable to the spec. You can look up Langboard Elite independently, verify the numbers on this page, and confirm you are getting what we say you are getting. That is the point.

Why Proline X?

Most enclosures are built to a price point. Proline X is built to a spec. Every box starts with published-data MDF, gets CNC-cut to exact internal volume, and is assembled by hand in our Tennessee facility. The difference shows up in the measurements — and in how the box holds up two years into daily use.

CNC-Cut to Spec

Panels are machine-cut on ShopSabre CNC routers and joined with V-groove and dado joinery. Consistent geometry, no hand-cut variance, no gaps at the joints.