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Monitor Audio IWA-250 Subwoofer Amplifier

Monitor Audio  |  SKU: IWA250
£425.00

Delivery £4.50 or Free Over £50

All orders to mainland UK over £50 are eligible for free standard delivery.

For orders under £50 we have delivery rates starting from just £2.99

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60 Day Returns + Warranty

We’re so confident that you’ll be happy with your purchase that we’ve extended our returns policy to 60 days.

We call it the “Happy Sound Guarantee”.

If you’re not happy with your purchase for any reason simply send it back to us for a full refund. Learn More

Warranty

K&B Audio are authorised dealers for Monitor Audio. All sales come with a manufacturers warranty and full technical support.

Description

The Monitor Audio IWA-250 delivers up to 250 watts into 4 ohms, a single IWA-250 will power single or dual IWS-10's to provide higher power levels for larger rooms or to meet customer demands.

FEATURES

  • Rigid, high quality steel case
  • Switch mode power supply
  • Class D power amplifier delivering up to 250 watts into 4 ohms (dual IWS-10 drivers)
  • High efficiency design resulting in cool running – low thermal output
  • DSP controlled with advanced limiters
  • <0.5watt standby power consumption (ErP certified)
  • DC short circuit protection, over-current and thermal protection

Specifications
  • System Format: Active subwoofer amplifier
  • Lower Frequency Limit: 25 Hz
  • Upper Frequency Limit: Variable 40 – 120 Hz @ 24 dB/Octave
  • Amplifier Output: 250 W @ < 1% THD+N
  • Drive Unit Complement: 4 – 8 ohms
  • Amplifier Classification: Class D amplifier with Switch Mode Power Supply (SMPSU)
  • Cabinet Support: For use with the dedicated back box
  • EQ: Music, Movie, Impact
  • Phase Control: 0° & 180°
  • Auto Sensing: Line level > 3.5 mV
  • Input Level Requirements: Standby after approximately 15 minutes of no signal
  • Input Impedance: > 20K ohms
  • Mains Input Voltage: AC 110 – 120 V ~ 50/60 Hz, AC 220 – 240 V ~ 50/60 Hz (Factory Region Preset)
  • Dimensions (H x W x D): 43.7 x 432 x 263 mm (1¾ x 17 x 10⅜")
  • Connection: LFE in (Stereo RCA and Balanced), 12V Trigger in (3.5 mm mono mini-jack), left and right speaker output
  • Trigger Input: 5 – 12V via 3.5 mm mono mini-jack socket
  • Power Consumption: Standby < 0.5 W (ErP approved), Typical Idle < 10 W, Max Rated 200 W
  • Weight (Unpacked): 4 kg (8 lb 12 oz)
  • Sold As: Single unit

What You Get
  • 1 x IWA-250 Amplifier
  • 1 x Power Supply

Downloads
  • User Manual

Payment & Security

Secure Payments

  • American Express
  • Apple Pay
  • Diners Club
  • Discover
  • Google Pay
  • Klarna
  • Maestro
  • Mastercard
  • PayPal
  • Shop Pay
  • Visa

Your payment information is processed securely. We do not store credit card details nor have access to your credit card information.

Authorised Dealer

K&B Audio are authorised dealers for Monitor Audio. All sales come with a manufacturers warranty and full technical support.

HEAR BEFORE YOU BUY

Visit Our Showroom

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60 DAY RETURNS

Happy Sound Guarantee

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Why K&B Audio

Over a Decade of Experience
Established in 2013, we’ve been helping customers enjoy hassle-free home audio for more than 10 years.

Shop with Confidence
Our 'Happy Sound Guarantee' guarantees you expert advice, 60 day returns and free delivery on orders over £50.

35,000+ Satisfied Customers
We’ll always help you find the right solution for your needs, not just what boosts our bottom line. Don’t just take our word for it – read our glowing customer reviews.

Extensive Product Range
With the top brands, carefully curated bundles and thousands of home audio products in stock, we’ve got something for every setup.

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