Kurzweil SP4-7 Stage Piano - Box Opened

£586.00 RRP £778.80 (including VAT @ 20%)

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1 year warranty and 30 day money back guarantee included

1 year warranty and 30 day money back guarantee included

Once the product is delivered, you have 30 days to decide that you definitely want to keep it. If you decide it is not suitable for any reason, you can return it back to us for replacement or full refund, including standard delivery charges.

All Products are new unless stated, and include a minimum of one year warranty.

Some items are only eligible for money back guarantee if they are returned to us unused and sealed in the original packaging, and in the case of software, unregistered. These items include:

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  • Mouthpieces, Reeds etc… for Woodwind and Brass instruments
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We are unable to accept returns of any custom made items designed to work together as a unique package, such as computer system built to a customer’s personal specifications. Exceptions may only be possible with prior agreement of the vendor, and may be subject to a cancellation fee.

Product Ref: 81364

  • 76 Keys, Organ-Length, Semi-Weighted Action
  • 128 Hand-Picked Programs Built-In
  • Professional Quality Effect Chains
  • Compact, Lightweight Design

Kurzweil SP4-7 Stage Piano - Box Opened


This stage piano combines great usability with portability. The Kurzweil SP4-7 boasts an accessible front panel and quality effects. This version boasts 76 keys.

Please note, the box has been opened as part of our quality control inspections and as such all the seals have been broken. The item itself is brand new and has never been used.

This is a great opportunity to buy a fully functioning product at a discounted price, supplied with a one year warranty.

Product Ref: 81364

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Buy on finance from £16.18 per month Finance from £16.18 per month  

  • 15.9%
  • £20.49
  • £737.64
Pay by Finance

To make it as easy as possible for you to get the gear you want, we offer a range of instant finance options. If you spend £250 or more online, you can choose to pay over 48, 36 or 24 months. The majority of decisions are given instantly, so you could get your new gear sooner than you thought!

Representative Example

To help you understand how our finance options work, the examples below are based on a total order value of £250:

Finance APR Deposit to Pay Payments Total Payable
Classic Credit 48 Months 14.9% 14.9% No Deposit 48 months: £6.83
Final payment: £6.83
No settlement fee
Classic Credit 36 Months 15.9% 15.9% No Deposit 36 months: £8.65
Final payment: £8.65
No settlement fee
Classic Credit 24 Months 18.9% 18.9% No Deposit 24 months: £12.41
Final payment: £12.41
No settlement fee

How to Apply

Applying for finance couldn't be easier - if your order totals £250 or more, simply proceed through the checkout as normal, then select Pay by Finance on the payment page, then click the orange APPLY FOR INSTANT FINANCE button. This will start your application with V12 Retail Finance, our finance partner, and completing this form should take approximately 10 minutes.

You should get an instant answer on whether your application has been successful, though in some rare cases V12 may need to look at the application in more detail.

Please note: This is only available on orders placed via the website and is not available in store or via phone currently.

Full Description

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Boasting a compact and lightweight design and 76 keys, the SP4-7's enclosure is easy to transport and doesn't take up bulky space.

Accessible User Interface

The Kurzweil SP4-7's user interface provides great features. Make splits and layers with the touch of a button (up to 4 zones); Use easily accessible category and program buttons to select presets and setups; speedily adjust effects parameters.

Explore the Various Sounds

The SP4-7 features 128 hand-picked programs, which have been plucked directly from Kurzweil's acclaimed PC3 line. Play Kurzweil's famous Triple Strike Grand Piano or have fun with classic electric pianos, lush strings and orchestral instruments. You can even try out basses, guitars, winds, brass, percussion and drums. There are even signature KB3 organs, with all KB3 parameters accessible via external MIDI control. The SP4 can also load programs made on Kurzweil's PC3 and PC3LE series keyboards*. If you want additional sounds, you can go onto Kurzweil's website. Thanks to its 16-part multitimbral architecture, the SP4 becomes a powerful tool for writing and recording music in conjunction with an external sequencer or Desktop Audio Workstation.

(*within the limits of the SP4's DSP resources)

Quality Effects

The SP4-7 also boasts dozens of the PC3's professional quality effect chains. So you can create concert hall reverbs, provide crisp delays, even add powerful distortion and amp simulation effects. You can find the most relevant effects parameters mapped to the SP's Timbre knob, meaning you can customise your sound without delving into the menus or manuals.



  • Keyboard: 76-note, organ-length, semi-weighted action with velocity sensitive adjustable keys (Medeli KB76FPU)
  • Display: 16 character LCD w/ front-panel contrast adjust
  • Polyphony: 64 Voice Polyphony, dynamically allocated


  • Multitimbral: 16 parts (one per MIDI channel)
  • Factory MIDI Setups: 64
  • User MIDI Setups: 64 (with 4 programmable zones for splits and layers)

Functions and Effects

  • Quick Split/Layer: Easy access with adjustable relative volume (up to 4 zones)
  • Factory Presets: 128 (taken from the acclaimed PC3 sound set, including select KB3 organs and KVA synths)
  • User Presets: 64
  • Effects: Dozens of complex effect chains taken from the PC3, with everything from concert hall reverbs to amplifier simulations and rotary effects
  • Controllers: Pitch wheel, modulation wheel, 1 front panel knob, 1 switch-pedal input (supports optional, dual-pedal), 1 continuous control pedal input

Inputs and Outputs

  • Analog Outputs: Two 1/4" balanced TRS analog (24-bit DACs)
  • Headphones: 1 rear panel 1/4" headphone output
  • MIDI: In, Out
  • USB: Complete MIDI functionality over USB, User program/setup file transfer to/from PC/Mac, Operating System updates from PC/Mac
  • Power: External 15VDC 1.0A power supply


  • Height: 3.4" (8.6 cm)
  • Depth: 11.4" (28.9 cm)
  • Length: 43.6" (110.8 cm)

Optional Inclusions

  • FREE OS Updates: OS updates over USB
  • FREE Sounds: The SP4 can also load programs created on our PC3 and PC3LE series keyboards (*within the limits of the SP4's DSP resources). Additional sounds are also available for download on our website (loaded over USB)