Mastervolt Magic 12/ 12-20 DC Converter
SKU: 28877499261

Mastervolt Magic 12/ 12-20 DC Converter

Sale price$274.27 Regular price$304.74
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Description

Mastervolt Magic 12/ 12-20 DC ConverterMagic 12 12 20 DC Converter For The Toughest Tasks The Mac and Magic DC DC converters are designed for the toughest conditions for professional, semi professional and recreational purposes. Even under the most extreme conditions, these DC DC converters operate faultlessly, giving you round the clock output when necessary. The sustainability and technologies that underpin the Mastervolt concept have long been proven in practice. With an MTBF of 280,000

Magic 12/12-20 DC Converter

For The Toughest Tasks

The Mac and Magic DC-DC converters are designed for the toughest conditions for professional, semi-professional and recreational purposes. Even under the most extreme conditions, these DC-DC converters operate faultlessly, giving you round-the-clock output when necessary. The sustainability and technologies that underpin the Mastervolt concept have long been proven in practice. With an MTBF of 280,000 hours at full capacity and 24/7 use, the DC-DC converters are ideal for the toughest tasks and any situation that requires a reliable power supply. 

Making The Best Even Better

The reliability and long lifespan of Mastervolt’s DC-DC converters have been established beyond doubt over the past 20 years. While the Mastervolt products have evolved with the latest technological developments, the dimensions and connections have remained the same. As a result it is exceptionally easy to replace one unit with another with only negligible downtime. 

Mastervolt Green by Heart

As part of our constant search for eco-friendly and long-lasting solutions, Mastervolt has developed the Green by Heart program. Its impact on the Mac & Magic DC-DC converters include:

  • An exceptionally effective use of the consumed input current (cos phi) > 0.98!
  • Faster charging of batteries, even with when the input current is limited
  • Use of top quality components with a long lifespan
  • Savings in weight and space
  • Fewer installation materials

MasterBus Compatible

For the DC-DC converters you can use the MasterBus Serial Interface. All you need is a single cable with one connection. Your benefits: Fast and easy installation, plus centralized monitoring, configuration and operation of your system with a MasterView panel.

Programmable via Desktop or Laptop/PC

Remote control the Mac or Magic via your laptop or PC or configure your personal preferences. The device has a communication port and easy installation with a PC-Link and MasterAdjust software.

Energy-Saving Dimmer Function

Many standard light dimmers convert part of the energy to heat and also lose unnecessary energy. The Mastervolt Magic converters regulate the power supply efficiently and without excessive heat build-up, up to 580 watts for optimal safety (multiple Magic converters can be used for multiple lamps).

Parallel Operation

If you have many/heavy power-consuming devices onboard, the parallel use of several units allows capacities of 40, 60 or more Amps. Advanced high-frequency technology with modern microprocessors ensures minimum power loss when switching from 24 to 12 V and vice versa. 

Powerful Selling Points:

  • Reliable and very stable DC supply
  • For 12 and 24 V battery systems
  • Parallel switching of multiple units for capacities of 40, 60 or more Amps
  • Battery charger and dimmer function
  • Adjustable output voltage
  • Voltage stabilization for a longer lifespan of halogen lights, etc
  • Corrosion-proof aluminium casing
  • Shock-proof
  • Temperature-powered fan for cooling
  • Generates limited heat, so installable almost anywhere
  • Fully MasterBus compatible with a MasterBus Serial Interface

Specifications:

  • Nominal output voltage: 13.6V
  • Output voltage (adjustable with MasterAdjust): 10-15V
  • Output voltage dimmer (adjustable with MasterAdjust): 4-13V
  • Output voltage stabilization: 2% at extremes of temperatures, load and input
  • Output voltage ripple (peak peak): max. 1%
  • Max. output power: 300W
  • Nominal output power: 300W
  • Max. output current: 20A
  • Output charge current (3-step mode): 16 A
  • Nominal input voltage: 12V
  • Input voltage range: 11-16V
  • Input voltage range (3-step charge mode): 12-16V
  • Lower input set point (adjustable with MasterAdjust): 10V
  • Delay lower input set point (adjustable with MasterAdjust): 30 sec.
  • Galvanic isolation: yes
  • Voltage limited: yes
  • Efficiency: > 90% at nom. input voltage, full load; peak 92 %
  • Dimmer function: yes, by external momentary switch via fast-on connection, to be activated by DIP switch setting
  • Alarm contact: yes (fast-on connector)
  • Dimensions, HxWxD: 227 x 154 x 81mm / 8.9" x 6.1" x 3.2"
  • Weight: 1.8kg / 4.0lb
  • Approvals: CE
  • 3-Step charge option: yes (DIP switch settings)
  • DC consumption: < 115 mA
  • Connections: screw terminals (max. wire size 16 mm² / AWG5)
  • Temperature range (ambient temp.): -25 °C to 80 °C, derating > 40 °C -13 °F to 176 °F
  • Sound level: < 48 dBA at 1M
  • Protection degree: IP21
  • Protections: against over load & over temperature
  • Cooling: maintenance free vario fans
  • MasterBus compatible: yes, in combination with a MasterBus Serial Interface

WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (dehp) which is known to the State of California to cause cancer, birth defects or other reproductive harm. For more information go to P65Warnings.ca.gov.


Manufacturer Part Numbers: 81300400
Owner's Manual (PDF)
GRP:WRO
Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 28877499261

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4.3 ★★★★★
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Miss Mousey
Belleville, US
★★★★★ 5
It’s great and comfy
Color: 17 - Emerald Green, Size: Full
It extremely soft and the all around elastic/ deep pocket are great because my mattress is tall and I roll around like a rotisserie chicken at night, but the sheets don’t come off. It’s fantastic and I’m sure to get more colors of the sheet
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Reviewed in the United States on June 5, 2026
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Oldvtgal
Chelsea, US
★★★★★ 5
For soft, sensually awesome sheets- LOOK no more!
Color: 15 - Sage Green, Size: Full
Would give 10 stars if possible! (And this is a nonpaid for review!) When I received the sheets, instantly I knew that I had the right ones, had bought a down comforter close in color as well.. these sheets? The material is strong yet, soft and warm. So so especially soft, and when I make up the bed, ahhh! plus the corners on the fitted, such a cinch to pull over the mattress, even with a topper on the bed! Feels almost spa-like <3 Very comfy, so far in the winter and in 85 degree heat! Soft and easy peasy to care for, too. Washing is a breeze, dry and fold. So far the only thing I can smell on these sheets is my wonderful detergent! Will purchase again. And possibly, again! Thank you!!
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Reviewed in the United States on May 21, 2026
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Kari
Massapequa, US
★★★★★ 5
Fit ✅ Color ✅ Soft ✅
Color: 09 - Brown, Size: King, Color: 09 - Brown, Size: King
Color is exactly as advertised. Feels very soft, fits perfectly. No weird odor and not too warm 🥵. Only downfall I can tell is it seems a bit thin.
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Reviewed in the United States on June 7, 2026
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michele schmitz
Houston, US
★★★★★ 3
Very thin. You get what you pay for.
Color: 01 - White, Size: Queen
You get what you pay for. I first noticed the softness which was great. The quality is very thin. They are cool which is great. I have not washed them yet. I would suggest washing them on cool and gentle by themselves. And because they are so thin I would fluff dry for an hour if you have that setting. The two things that damages clothes and sheets, etc. are if you have an agitator in your washer, those ruin clothes and the heat you choose for the fabric you’re drying I always wash my clothes on cold. I do not have an agitator anymore and on delicate and thin fabrics, I use fluff dry. It is cool, but it will dry, especially if it is thin and I’ve had to dry my fine delicates a little bit longer on fluff that way they don’t shrink because the shrinking comes in from the heat from the dryer so keep that in mind another good thing to remember if you got white sheets like I did is that when you use your detergent add a little bit of borax or laundry booster and they will help get them clean and sparkly white. I am on the fence about whether I would recommend this or not if you’re tight on money and you take good care of them I would recommend that you get them. I’m a linen freak and I buy mostly expensive sheets and I thought I would try this out so that’s where I’m at.
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Reviewed in the United States on May 26, 2026
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Alba
Los Angeles, US
★★★★★ 5
Love it
Size: Queen, Color: Dark Heather Grey
I absolutely love it!!! So comfortable, soft. Not too warm not cold it’s just perfect. Will definitely be buying more. Quality is great, no wrinkles, looks great, washed how instructed no issues :) . True size that’s what another plus. It’s definitely worth the value for your money.
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Reviewed in the United States on January 14, 2026

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