NPW-254 - Subwoofer MB QUART - Free user manual and instructions
Find the device manual for free NPW-254 MB QUART in PDF.
| Brand | MB Quart |
| Model | NPW-254 |
| Product Type | Car Subwoofer |
| Power Handling (RMS) | 300 Watts |
| Power Handling (Peak) | 600 Watts |
| Impedance | 4 Ohms |
| Sensitivity (1W/1m) | 82 dB |
| Frequency Response (Fs) | 31.46 Hz |
| Total Q (Qts) | 0.86 |
| Equivalent Compliance (Vas) | 20.64 L |
| Cone Diameter | 205 mm (8.07 inches) |
| Cutout Diameter | 10.2 inches |
| Mounting Depth | 2.83 inches |
| Voice Coil Resistance (Re) | 3.34 Ohms |
| Linear Excursion (Xmax) | 8.65 mm |
| Magnet Mass (Mms) | 192.16 g |
| Grille Color Options | 3 colors included |
| Warranty | 1 year |
| Installation Recommendation | Consult professional installer |
| Safety Note | Keep wires away from metal edges and hot components |
| Designed In | USA |
| Manufacturer | Maxxsonics USA Inc. |
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USER MANUAL NPW-254 MB QUART
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Technical line drawing of a vehicle wheel with visible spokes and mounting brackets (no text or symbols)NPW-254
Congratulations on your choice of a MBQuart Subwoofer. This "Quick Start" Installation guide is meant to help you complete a basic installation. For more detailed information on system setting, speaker and subwoofer configuration, and full specifications by model, visit our website at mbquart.com

CAUTION

Always consider consulting a professional audio installer before installing new speakers. Many manufacturers locate speakers behind interior panels that require special tools to remove. Be careful and take your time. If you are using the speaker wire supplied with your new speakers make sure that you run the speaker wires only through safe areas. Do not let speaker wire make contact with metal edges or hot engine components.
Woofer Dimensions

It's a good idea to confirm that you have purchased the correct size speakers to fit your application. If you have any reservations about being able to complete the installation yourself, we recommend contacting a professional.
Woofer Mounting Location
Choose a suitable mounting location
If you are replacing an older or inferior woofer, the location is chosen for you. Make sure the woofer fits properly in the hole for the old woofer.
If you are creating your own new location, you must be careful to verify that there is sufficient depth to mount the woofer.

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Top-down line drawing of a car interior showing two fans with a seat and dashboard (no text or symbols)Wiring
Choose the proper wiring configuration



Wiring
Route signal wires
Carefully select a route for the audio signal wires. If using existing speaker wires, confirm that the wire is in good shape and not shorted.

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Technical line drawing of a mechanical component with internal cavities and mounting holes (no text or symbols)Audio Signal Positive
Audio Signal
Negative

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Technical line drawing of a circular mechanical component with internal slots and mounting holes (no text or symbols)Woofer installation
Confirm fit and mount speaker
Once you are sure the speaker fits and has adequate clearance, connect the positive and negative wires to the proper terminals.
The NPW subwoofer comes with three different grill colors to match your application. Select the color of your choice and secure it using the 4 screws provided.

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Technical line drawing of a mechanical fan assembly with labeled components (no text or symbols)T/S Parameters
| Fs: 31.46 Hz | Mms: 192.16g | Vd: 0.285 L | BL: 11.04 Tm |
| Qms: 4.48 | Xmax: 8.65mm | Qes: 1.07 | QTS: 0.86 |
| Vas: 20.64L | Dia: 205mm | Re: 3.34 Ohms | no: 0.058% |
| Cms: 133.45 um/N | Sd: 0.033 sq.m | NomZ: 4.116 Ohms | 1W/1M: 82 dB |



MBQuart.com
#MUSIC DEFINED
WARRANTY
Maxxsonics USA Inc. warrants this product, to the original consumer purchaser, to be free from defects in material and workmanship for a period of one (1) year from the date of purchase. Maxxsonics USA Inc. will, at its discretion, repair or replace defective products during the warranty period. Components that prove to be defective in materials and workmanship under proper installation and use must be returned to the original authorized Maxxsonics USA Inc. retailer from where it was purchased. A photocopy of the original receipt must accompany the product being returned. The costs associated with removal, re-installation and freight are not the responsibility of Maxxsonics USA Inc. This warranty is limited to defective parts and specifically excludes any incidental or consequential damages connected therewith. To view the full warranty, please visit the website.
MB Quart products are designed and engineered in the USA by
MAXXSONICS®
| English / Speakers Model Power Handling RMS Power Handling Peak Impedance Sensitivity (1 watt / 1 meter) Cut-Out Ø Chassis depth from flange | Spanish / Altavoces Modelo Capacidad de Potencia RMS Manejo de potencia maxima Impedancia Sensibilitad (1 vatio / 1 metro) Cut-Out Ø Profundidad de chasis desde el borde | French / Haut-parleurs Modèle Puissance RMS Puissance en crête Impédance Sensibilité (1 watt / 1 m) Cut-Out Ø Profondeur du châssis de la bride | NPW-254 300 watts 600 watts 4 Ohm 82dB 10.2 inches 2.83 inches |