Marshall DSL20C 20-Watt 1x12" Valve Amplifier Combo
Marshall - DSL20C 20-Watt 1x12" Valve Amplifier Combo with Reverb
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Finance this product
- From £23.20 / month (APR 16.9%) for 24 months or 0% for 4 months
- With a 10% deposit from just £11.86 / month (APR 15.9%)
- SCANPROTECT Protect against installation damage for 28 days.
DSL20C 20-Watt 1x12" Valve Amplifier Combo
Legendary marshall tone in a small package!The Marshall DSL20 combo features a 12” Celestion Seventy-80 speaker for those in search of extraordinary tone and versatility. From the moment you plug in, the DSL provides you with rich functionality for you to create your sound and unleash your alter ego.
20WPower
2 x ECC83Preamp Tubes
1 x 12"Speakers
at a glance
• All tube 20-watt guitar amplifier combo
• Marshall DSL tone in a compact format
• 2-channels with tone shift setting
• 2 x ECC83 preamp tubes
• 2 x EL34 power amp tubes
• 1 x 12" Celestion Seventy 80 speaker
• PEDL-90012 footswitch included
Ultimate Marshall Tone
PLAY AT HOMEUsing the two footswitchable gain channels, reverb, FX loop and tone shift controls you can change the sound to suit your style.
PICK YOUR ENVIRONMENTPower can be reduced from 20W to 10W without affecting the quality, so you can play wherever you like with confidence.
VARY THE OUTPUTThe three speaker outlets allow for a combination of two speakers, the ability to record and a standby function for silent recording meaning it can be taken from the bedroom, to the studio and onto a gig.
EMPHASISE YOUR EQYou can add more bite and punch to your tone with the presence function and the resonance will give your sound depth.
DSL Series | Official Demo | Marshall

The Tech Spec
| Features | Specification | Type | Tube |
|---|---|
| Number of Channels | 2 |
| Total Power | 20W (10W power setting) |
| Speakers | Celestion Seventy 80 speaker (16Ω, 80w) |
| Preamp Tubes | 3 x ECC83 |
| Power Tubes | 2 x EL34 |
| Effects | Reverb |
| EQ | 3-band EQ, Tone Shift, Resonance |
| Inputs | 1 x 1/4" (instrument), 1 x 1/8" (aux in) |
| Outputs | 2 x 1/4" (8 ohm), 1 x 1/4" (internal 16 ohm speaker), 1 x 1/8" (Softube emulated out) |
| Effects Loop | Yes |
| Footswitch I/O | 1 x 1/4" (channel, effects loop) |
| Footswitch Included | Yes, 2-button footswitch |
| Bias Type | Cathode Biased |
| Construction Material | Black Tolex |
| Power Source | Standard IEC AC cable |
| Dimensions | Width: 500 mm / 19.7" Height: 420 mm / 16.5" Depth: 250 mm / 9.8" |
| Weight | 16.3 kg / 36 lbs |
PayPal Credit
| Monthly Payment: | £43.04 |
| Instalment Rate: | 16.9% p.a. (fixed) |
| Cost of purchase: | £475.00 |
| Total inc. interest: | £516.40 |
| Monthly Payment: | £23.20 |
| Instalment Rate: | 16.9% p.a. (fixed) |
| Cost of purchase: | £475.00 |
| Total inc. interest: | £556.60 |
| Example | |
| Minimum Spend: | £99 |
| Instalment Rate: | N/A |
| Cost of purchase: | £99 |
| Total inc. interest: | £99 |
Representative Example:
Purchase Rate: 23.9% p.a. (variable)
Representative: 23.9% APR (variable)
Assumed Credit Limit: £1,200
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