Price ₹ 616.80 (Prepaid)

FREE Delivery

Clearance SALE - Going out of Business

Coupon Code FRD60EXTRA -  60% discount

One Click Order-60% off/₹ 616.80 ➡︎



Return Policy  >

___________________________________________________

For Orders outside India:

Price: $ 18.17

Shipping for International Orders: $ 25.71 per Kg

___________________________________________________

Shipping Method and Speed ➞

___________________________________________________

Product Specifications :-

Diameter - 10.14 cm (4 inch)

Height - 5.4 cm (2.12 inch)

Height 2.12 inch

Weight - 0.5 Kgs

Use - Car/Studio/Bookshelf/Home Audio

Type - Depends on amplifier tuning. Can be used as Pure subwoofer or a mid range driver (with low power amp input)

Audio Signature 4 inch Subwoofer

Chassis Material - Stamped CR steel, 0.4 mm metal grade, zinc coated. (Competitive products will have only 0.2 mm metal grade chassis)

Cone Material - Rubber cone with rubber outer ring.

Subwoofer weight 500 Grams

Voice coil - The VC suspension vibrates inside 3.5 mm thick bore plate. Fitting plate above magnet is 3.5 mm again. Competitive products will have, thinner, 2.5 mm bore and fitting plates. This makes Fredo 4 inch subwoofer weight 500 grams without packing.

Magnet Material - Y30 grade single ferrite. Outer Dia 72 mm.Thickness 15 mm.

Packing Material - Wood.

Warranty - 1 year / 7 days replacement.

Power Ratings :-

Impedance - 4 Ohms

Nominal Power - 35 W

Peak/Shorting Power - 125 W

RMS Power - Nominal Power (35) x 0.707 = 24.7 W

TS Parameters Electrical :-

Q mechanical - 3.51

Q electrical - 0.81

Q total - 0.65

Resonance Frequency - 54 Hz

VAS - 4.9 Litres

DC Resistance - 3.8 Ohms

BL, motor strength - 7.11 Tesla meter

SPL (2.83V @ 1 meter) - 89 dB

TS Parameters Mechanical :-

Voice coil Dia - 35 mm (with winding)

Voice coil layers - 4 layer

Mechanical compliance of suspension (Cms) - 0.73 mm/N

Surface area of cone - 75 sq cm, excluding voice coil hole.

Voice coil Inductance, Le - 0.9 milliHenry

VC material & gauge - Copper 36 gauge

VC cylinder - Kapton paper of 25 mm dia, giving us liberty to wind 4 layer copper coil. Competitive products will have, smaller, 812 Thou (20.6 mm) voice coil diameter, on which only 2 layer copper coil can be wound.

Chassis - Stamped steel, later zinc coated and finally black powder coated. Heaviest chassis available for 4 inch products.

Dust Cap - Paper

Recommended Amplifier :-

20 W to 30 W or IC 2030 Circuit.

Recommended Box volume :-

L Port type with 4.1 litre volume (0.145 cubic feet)

Link

Product Pictures :-

Buying Options :-

Cash on Delivery all over India.

Bank EMI available on credit cards

Courier tracking updates on WhatsApp

Secure Transactions :-

Our Razorpay payment security system encrypts your information during transmission. We do not share your credit card details with third party sellers.

Fredo Speakers Trust Seal

Customer Care 9840024579

Payment options :-

UPI - Google Pay/PayTM/PhonePE/CredUPI

All Debit & Credit cards/EMI/Net Banking

Wallets - Amazon Pay/Mobikwik/PhonePE

Pay Later by HDFC

Lazy pay by ICICI

Returns :-

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

Return Policy :-

Replacement

Customer Reviews :-