Name: DS18 8PRO300MB-4
SKU: 8PRO300MB-4
Availability: InStock

Description

DS18 8PRO300MB-4

The 8PRO300MB is an 8″ professional mid-bass loudspeaker engineered for high-efficiency output and clear midrange performance. Available in both 4-ohm and 8-ohm impedance options, it delivers tight mid-bass punch and detailed midrange, making it ideal for pro audio setups, door speaker upgrades, PA systems, and compact SPL builds. Its durable cone and high-temperature voice coil ensure reliable performance even in demanding high-volume environments.

Specifications

Category	Specification
SKU	8PRO300MB-4
Nominal Diameter	8″ / 203mm
Nominal Impedance	4 Ohm
RMS Power Handling	150W
Maximum Power Handling	300W
Sensitivity (1W/1m)	97 dB
Frequency Response	60Hz–5KHz
Recommended High-Pass Crossover	80Hz
Sold in Pair or Single	Single
Grill Included	No

Motor

Feature	Specification
Voice Coil Diameter	1.5″ / 38.1mm
Voice Coil Former Material	Kapton
Winding Material	CCAW
Cone Material	Paper
Dust Cap Material	Paper
Surround Material	Cloth
Basket Material	Steel
Basket Color/Finish	Satin Black
Magnet Material	Ferrite
Magnet Weight	20 oz
Displacement Volume	0.48L / 0.016 ft³

Thiele & Small Parameters

Parameter	Value
Equivalent Volume (Vas)	16.4L / 0.579 ft³
Excursion (one-way) Xmax	9.8 mm
Free Air Resonance (Fs)	85 Hz
Mechanical Factor (Qms)	1.62
Electrical Factor (Qes)	0.43
Total Factor (Qts)	0.34
Moving Mass (Mms)	13.78 g
Compliance (Cms)	0.25 mm/N
Bl Factor (Bl)	7.82
Voice Coil Inductance (Le)	0.38 mH
Diaphragm Area (Sd)	213.82 cm²
DC Resistance (Re)	3.5 Ω

Measurements

Dimension	Value
Overall Diameter	8.2″ / 210 mm
Overall Depth	3.8″ / 98 mm
Front Mount Baffle Cutout	7″ / 178 mm
Mounting Depth	3.6″ / 92 mm
Motor Diameter	4.5″ / 115 mm
Gross Single Unit Weight	5.5 lb
Dimensions (W x L x H)	9 x 9 x 4.25 in
Quantity of Units in Master Carton	8
Gross Master Carton Weight	44 lb
Master Carton Dimensions (W x L x H)	18.25 x 18.25 x 9.25 in

Product Overview

PRO 8″ Mid-Bass Loudspeaker 300 Watts 4-Ohm

Immerse yourself in a world of crisp, powerful sound with the DS18 8PRO300MB-4 speakers! Professional Audio speakers should be engineered to slay their respective frequency ranges, and when it comes to the mid-bass range, the 8PRO300MB-4 reigns supreme!
Featuring a design that prioritizes powerful and punchy bass responses, the 8PRO300MB-4 is capable of delivering crystal-clear sound without any distortion, making it an ideal choice for anyone who likes their music loud and proud!
One of the standout features of these speakers is their impressive frequency response range, which spans from 80Hz to 6KHz. This means that you can expect a solid mid-bass response from the 8PRO300MB-4, essential for reproducing the lower frequencies of your music with crystal-clear clarity and impactful bass notes that truly resonate.
Boasting a 4 ohm impedance, the 8PRO300MB-4 can be easily integrated into any professional audio system without any hassle. With a 1.5” voice coil that can handle 150W RMS and 300W Max power levels, these speakers provide an impressively manageable power setting for a speaker with an incredibly high 96 dB sensitivity!
If you’re on the hunt for a professional audio speaker that can play mid-bass notes with authority, then look no further than the DS18 8PRO300MB-4!