Dayton Audio RSS265HO-44
10″ subwoofer · dual 4 Ω · 600 W RMS
The Dayton Audio RSS265HO-44 is a 10″ subwoofer. With Qts 0.45 and EBP 55 it works both sealed and ported: sealed is tighter and smaller, ported is deeper and louder.
| Source | parts-express.com · manufacturer data |
|---|---|
| Checked against source | October 2026 |
| Thiele/Small parameters | complete |
| Mounting dimensions | 3 of 4 — missing: magnet diameter; the designer will use an estimate |
Recommended box
For a sedan, one sub, 600 W. It’s the same math as the designer’s step-by-step mode, where you can fit the box to your space, vehicle and amp and get plans, a cut sheet and DXF.
Sealed
smaller, tighterManufacturer spec: 0.60 ft³ · source
| Bass character (Qtc) | Tight and punchy · 0.80 |
|---|---|
| Fc | 49 Hz |
| F3 (−3 dB, no cabin gain) | 47 Hz |
| Example box (outside) | 12 5/8″ × 12 5/8″ × 10 1/8″ |
Ported
deeper, louderManufacturer spec: 1.50 ft³ · source
| Tuning (Fb) | 30 Hz |
|---|---|
| Port | slot 1 9/16 × 14 5/16″, 40 3/16″ long |
| Port velocity at 600 W | 66 ft/s |
| F3 (−3 dB, no cabin gain) | 27 Hz |
| Example box (outside) | 31 1/2″ × 15 3/4″ × 10 5/8″ |
Deeper: 1.84 ft³ (52 L) tuned to 27 Hz, 31 1/2″ × 15 3/4″ × 12 11/16″ outside — a bigger box with flatter deep bass. Open in the calculator
Projects with this subwoofer
Boxes that users designed and published: plans, cut sheet and response graph.
Thiele/Small parameters
| Size | 10″ |
|---|---|
| Voice coils | dual 4 Ω |
| RMS power | 600 W |
| Fs | 27.6 Hz |
| Qts | 0.45 |
| Qes | 0.5 |
| Qms | 4.42 |
| Vas | 1.23 ft³ |
| Re (one coil) | 3.2 Ω |
|---|---|
| Sd | 54.6 in² |
| Xmax | 0.52″ |
| Vd | 28.6 in³ calc. |
| Mms | 168 g calc. |
| BL | 13.7 T·m calc. |
| EBP | 55 — sealed or ported calc. |
| Sensitivity, 1 W / 1 m | 83.7 dB calc. |
Mounting dimensions
| Cutout diameter | 9 1/4″ |
|---|---|
| Mounting depth | 5″ |
| Overall diameter | 10 1/2″ |
Where it fits in a vehicle
Spots from our vehicle guides where the cutout, mounting depth and recommended box fit. The spot sizes are approximate — measure your own vehicle.
- F-150 SuperCrew — under the rear seat sealed and ported box
- Ram Crew Cab — under the rear seat sealed and ported box
- Tacoma Double Cab — under the rear seat sealed box
- Tacoma Access Cab — behind the front seats sealed box
- Bronco 4-door — behind the rear seat sealed and ported box
- Wrangler 4-door, hard top — behind the rear seat sealed and ported box
- Wrangler 4-door, soft top — behind the rear seat sealed and ported box
- Silverado / Sierra Crew Cab — under the rear seat sealed and ported box
- Spare tire well sealed box
- Polaris RZR / Ranger — under the seat sealed box
- Can-Am — under the seat sealed box
- Avalanche — under the rear seat sealed box
- FJ Cruiser — behind the rear seat sealed and ported box
- El Camino 1978–87 — behind the seat sealed and ported box
- Cherokee XJ — cargo area, spare moved out sealed and ported box
- Excursion — behind the third row sealed and ported box
- Mustang 2015–2023 coupe — trunk sealed and ported box
- Challenger / Charger — trunk sealed and ported box
- Tesla Model 3 — well under the trunk floor sealed box
- Club Car Precedent — under the rear seat sealed and ported box
“≈” means the value isn’t in the spec sheet and a typical value for the size is used; “calc.” means it’s calculated from the published parameters. Check the manufacturer’s spec sheet before you build.
Data sources
Other Dayton Audio 10″ models
- Dayton Audio DCS255-4 10″ · 4 Ω
- Dayton Audio LS10-44 10″ · dual 4 Ω
- Dayton Audio MX10-22 10″ · dual 2 Ω
- Dayton Audio PCS10-4 10″ · 4 Ω
- Dayton Audio RSS265HF-4 10″ · 4 Ω
- Dayton Audio RSS265HF-8 10″ · 8 Ω
- Dayton Audio RSS265HO-4 10″ · 4 Ω
- Dayton Audio SD270A-88 10″ · dual 8 Ω
- Dayton Audio SS10-22 10″ · dual 2 Ω
- Dayton Audio UM10-22 10″ · dual 2 Ω
- Dayton Audio UMII10-22 10″ · dual 2 Ω
Similar 10″ subwoofers from other brands
Close in Fs, Qts and Vas — a box of similar volume will suit them.
- Rockford Fosgate Punch HE2 RFP4210 0.64 ft³ sealed · 0.95 ft³ ported
- Audiobahn ALUM10N 0.64 ft³ sealed · 0.99 ft³ ported
- Audiobahn ALUM10Q 0.64 ft³ sealed · 0.99 ft³ ported
- JL Audio 10W6v2-D4 0.64 ft³ sealed · 0.95 ft³ ported
- Infinity Reference 1050W 0.60 ft³ sealed · 1.06 ft³ ported
- Kicker CompRT 10" 2-Ohm DVC (48CWRT102) 0.74 ft³ sealed · 0.99 ft³ ported
FAQ
What box does the Dayton Audio RSS265HO-44 need?
Recommended net volume: 0.57 ft³ sealed, 1.52 ft³ ported tuned to 30 Hz — for one sub in a sedan at 600 W. Fit the box to your space and amp in the free calculator, with plans and a cut sheet.
What are the Dayton Audio RSS265HO-44 Thiele/Small specs?
Fs 27.6 Hz, Qts 0.45, Vas 1.23 ft³, Xmax 0.52″, Sd 54.6 in².
What is the Dayton Audio RSS265HO-44 mounting depth?
Mounting depth is 5″, cutout diameter 9 1/4″. The inside depth of the box must exceed the mounting depth by at least 1″.
How much power does the Dayton Audio RSS265HO-44 handle and how do I wire it?
RMS power rating: 600 W. Dual 4 Ω voice coils: series gives 8 Ω, parallel gives 2 Ω at the amp. Wiring for several subs and amp power — in the wiring calculator.
Is the Dayton Audio RSS265HO-44 better sealed or ported?
EBP 55: both work — sealed 0.57 ft³ is tighter and smaller, ported 1.52 ft³ tuned to 30 Hz is deeper and louder.
What port does the Dayton Audio RSS265HO-44 need?
For the 1.52 ft³ ported box tuned to 30 Hz: slot 1 9/16 × 14 5/16″, 40 3/16″ long, area 22.6 in²; or a round port Ø5 3/8″, ≈ 40 3/16″ long. Port air speed at 600 W: 66 ft/s.
What box do two Dayton Audio RSS265HO-44 subs need?
Two subs need twice the volume: 1.13 ft³ sealed, or 3.04 ft³ ported at the same 30 Hz tuning with twice the port area. One shared chamber or one per sub — whatever fits your vehicle.