Fredo Pro FRD5.4J 5.25 inch Jumbo Magnet Bookshelf subwoofer - 4 ohms

Product Specifications :-

Diameter - 15.5 cm (5.25 inch)

Height - 8 cm (3.15 inch)

Weight - 1.85 Kgs

Use - Car/Studio/Home Audio

Driver Type - Oversize magnet Subwoofer

Chassis Material - Stamped CR steel, powder coated. Colour - Red

Cone Material - Polypropylene PP cone. Colour - Orange.

Voice coil Material - Pure copper, resistive to high temperatures. Diameter 1.25 inch. Winding 4 Layer.

Magnet Material - Y30 grade oversize ferrite. Outer Dia 120 mm. Inner Dia 57 mm and Thickness 20 mm.

Oversize Magnet

Packing Material - Wood.

Warranty - 1 year / 7 days replacement.

Power Ratings :-

Impedance - 4 Ohms

Nominal Power - 100 W

Peak/Shorting Power - 500 W

RMS Power - Nominal Power (100) x 0.707 = 70 W

TS Parameters Electrical :-

Q mechanical - 5.94

Q electrical - 0.45

Q total - 0.42

Resonance Frequency - 30 Hz

Re - 3.8 Ohms

BL, motor strength - 9.54 Tesla meter

Bass dispersion - Upto 25 feet, long throw

Sensitivity (2.83V @ 1 meter) - 90 dB

TS Parameters Mechanical :-

Voice coil Dia - 41 mm (with winding)

Voice coil layers - 4

VC material & gauge - Copper 36 gauge

VC cylinder - Kapton paper of 31.75 mm (1.25 inch) diameter

Surround Material - Sturdy Rubber gasket for better air sealing with box, for inverted installations.

Sturdy Rubber Gasket

Chassis - Stamped steel, powder coated. Bright red

Dust Cap - Rubber

Recommended installation :-

Inverted. Diaphragm side facing the box hole, chassis out of the box. Get more air volume in the enclosure.

Recommended Amplifier :-

Any DJ Amplifier of RMS 70 W

TPA 3116 circuit of minimum 60 W

Recommended Box volume :-

L Port type with 5.8 litre volume (0.205 cubic feet)

Link

Product pictures :-

Buying Options :-

Cash on Delivery all over India.

Bank EMI available on credit cards

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Fredo Speakers Trust Seal

Customer Care 9840024579

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Returns :-

In case of physical damage, defective or wrong item - we REPLACE the items within 7 days of delivery.

Return Policy :-

Replacement