Drawmer SL22 Stereo Speaker/Headphones Protector/Sound Level Limiter

£492.00 (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:

  • Software
  • CDs & DVDs
  • In-ear Monitors
  • Earplugs and Ear Protection
  • Mouthpieces, Reeds etc… for Woodwind and Brass instruments
  • Mouth / Lip Care Products

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: 72648

  • Large LED level indicators
  • Tamper-Proof Plate Limits Access to Settings
  • Fast, Simple Installation
  • Logging Inputs for Both ALERT and PROTECT Statuses
  • No Sound Quality Loss Even During Protection Processing

Drawmer SL22 Stereo Speaker/Headphones Protector/Sound Level Limiter

The Drawmer SL22 Sound Limiter is the quintessential accessory for safeguarding hearing and ensuring that predetermined noise levels are not breached by unauthorized persons. The SL22 not only offers unparalleled control but also a measure of security that enables the users to experience complete peace of mind.

Product Ref: 72648

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Buy on finance from £13.57 per month Finance from £13.57 per month  

  • 15.9%
  • £17.19
  • £618.84
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

View Full Description

The Drawmer SL22 may be acknowledged as a key and crucial component in the regulation of live sound. Whether you need to protect your speakers, hearing or premises license the SL22 ensures unprecedented control and security by eliminating the possibility of any 'unauthorised' excessive sound pressure levels.

The SL22 enables the user to conform to Noise at Work Regulations by controlling the level of the accurate headphone output to prevent unnecessary hearing damage to anyone who wears headphones on a regular basis. As well as safeguarding your own hearing it is essential to conform to the local regulations that protect others as well. The SL22 controls the volume in a transparent and unobtrusive manner which is also difficult to tamper with due to the its secure nature.

Speaker protection is an all to often overlooked piece of criteria at live events. The Drawmer SL22 has been specifically designed to transparently catch unwanted SPL's and protect your gear, meaning that the cost of call outs to repair or service speakers is dramatically reduced.


    • Limited speaker and headphone outputs
    • Once installed and calibrated completely eliminates the possibility of ’unauthorised’ volume levels
    • No sound quality loss even during protection processing
    • Large LED level indication for ’at a glance’ monitoring of signals and warnings
    • Time delay relays on outputs for clean power up/down
    • Fast, simple installation
    • Tamper-proof plate limits access to settings
    • A security label is supplied to further secure the calibration settings and show evidence of tampering
    • Tamper-Proof bracket (available separately) to lock-in the XLRs and conform to Local Authority regulations.
    • Reduces ’call-out’ costs of sound system service/repair engineers, sound system ’down time’ and the consequential loss of venue income, as well as the reputation of the venue.
    • External control of Dim and Mute for connection to Fire Alarms or remote operation
    • Trigger output when in PROTECT mode
    • Logging inputs for both ALERT and PROTECT statuses

To find out more about the product and its specifications please see the attached PDF documents

To find out more about the product and its specifications please see the attached PDF documents