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Description
Mastervolt Combimaster 12/2000 Inverter/charger 12v Input 120v 2000watt OutputMastervol CombiMaster 12 2000 100 (120 V) Model: 35512000 Most compact and lightweight Combi in its class. Reliable, hum free and longer operation from your batteries. Starts even the heaviest and most sensitive loads. Intelligent 3 step+ battery charger for faster and safer charging. Automatic switching between mains and inverter mode. Power Assist prevents blown mains fuses. Generator compatible. Integrated CZone, MasterBus and NMEA 2000
Mastervol CombiMaster 12/2000-100 (120 V)
Model: 35512000- Most compact and lightweight Combi in its class.
- Reliable, hum-free and longer operation from your batteries.
- Starts even the heaviest and most sensitive loads.
- Intelligent 3-step+ battery charger for faster and safer charging.
- Automatic switching between mains and inverter mode.
- Power Assist prevents blown mains fuses.
- Generator compatible.
- Integrated CZone, MasterBus and NMEA 2000 communication.
- Quick installation with heavy duty connections.
- E-mark certified.
Designed with the customer in mind and using the latest technology, the CombiMaster range is all about user-friendliness and reliability. But don’t let that friendly appearance misguide you: the powerful CombiMaster range drives even the heaviest and most sensitive loads with ease!
With the CombiMaster, power dips and failures belong to the past. The automatic AC transfer system switches between generator or mains and inverter output, ensuring a constant power supply. Its Power Assist function prevents tripping of the mains fuse in case you’re connected to a weak land line or small generator.
The CombiMaster range delivers unmatched performance and value for money. As you would expect from Mastervolt, the CombiMaster is completed with MasterBus, CZone and NMEA 2000 compatible communication, allowing for a broad range of monitoring and system integration options.
Specifications| Specifications sine wave inverter | |
| Nominal DC voltage | 12 V (10.2—16 V) |
| Output voltage | 120 V |
| Output frequency | 60/50 Hz (configurable) |
| Output waveform | true sine |
| Continuous power at 40 °C / 104 °F, cos phi 1 | 2000 W |
| Peak power (30 sec) | 3000 W |
| Surge power (5 sec) | 4000 W |
| Max. efficiency | 93 % |
| Battery no-load power consumption | 30 W (on mode) / < 1 mA (off mode) |
| Energy saving mode consumption | 10 W |
| Synchronise with mains | yes |
| Specifications battery charger | |
| Input voltage range | 90—140 V |
| Max. input current | 17 A (adjustable) |
| Max. charge current at 40 °C / 104 °F | 100 A at 14.25 V (configurable) |
| Battery temperature sensor | yes, included |
| Battery voltage sense | automatic compensation |
| Specifications transfer system | |
| AC input | 30 A (switched) |
| AC output | 47 A |
| AC input fuse | yes |
| Transfer speed | 10 ms |
| Transfer voltage range | wide: 70—140 V / narrow: 90—140V |
| Transfer frequency range | 40-65 Hz |
| General specifications | |
| Galvanic isolation | yes |
| Display/read-out | LED display |
| Dimensions, hxwxd | 17.6 x 11.2 x 6.1 inch |
| Weight | 20.5 lb |
| Compliance | ABYC A31, UL1236, UL1741, SAEJ1171, FCC class B |
| Technical specifications | |
| Charge characteristic | UoUo, automatic / 3-step+ for flooded, Gel/AGM and MLI, configurable |
| Recommended battery capacity | 180-500 Ah (based on gel batteries, may differ for other types) |
| Ground relay | yes, configurable by means of mechanical jumper |
| Temperature range (ambient temp.) | -13 °F to 140 °F |
| Cooling | vario fan |
| Protection degree | IP23 (vertical mounting) |
| Safety class | IEC protection class I |
| Humidity protection | conformal coating, max. 95 % relative humidity, non condensing |
| Protections | over-temperature, overload, short circuit, high/low battery voltage |
| Power Assist | yes, supports AC input with power from the battery |
| Power Sharing | yes, allows you to select AC Input fuse setting |
| MasterBus compatible | yes |
| CZone / NMEA 2000 compatible | yes |
What's in the Box:
- CombiMaster Inverter/Charger
- Temperature sensor
- MasterBus terminator
- Drop cable Czone/MB (1m)
- Mounting bracket
- User and installation manual
Shipping Notes
- Free Standard Shipping on $100+ Orders to the USA.
- Except Preorder products are shipped in 48 hours.
- Delivery to the USA:
- 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
4.6 ★★★★★
Based on 9 reviews
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Product Reviews
★★★★★ 5
Helps with redness and softens skin
I have sensitive, mild rosacea skin. Had a facial recently and the aesthetician suggested I get a serum to help with moisturizer as I am almost 40. I’ve tried a lot of serums and either they are sticky and not really hydrating or break my skin out in a rash. This serum is amazing. Helps calm the redness in my cheeks and my skin is moisturized and soft all day. It feels a little sticky at first but it goes away. I apply in this order OSEA sea mineral mist toner to prep the skin, this serum and top off with Chanel La Solution 10 for sensitive skin.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on December 27, 2025
★★★★★ 5
Sensitive skin
Such a good product. I use after micro needling when skin is sensitive. Also a great product to use as a barrier serum when starting tretinoin cream.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 24, 2026
★★★★★ 5
Saved my skin during an eczema flare up
This saved my skin!
I had an eczema flare on my face, and my usual products weren’t working. A friend recommended the Avene brand and within 3 days of using this rescue barrier serum, my flare was almost completely gone! This saved my face!
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on April 11, 2026
★★★★★ 1
PLEASE REVIEW — FORMULA CHANGED!!!
I wish I would’ve posted a review PRIOR to the formula changing but just know that I LOVED this serum. I’ve struggled with hormonal acne (PCOS) and eczema for as long as I can remember. Finally, last summer my dermatologist put me on (3) different RX including Spironolactone and Accutane. I was so tired so I stopped everything except for CeraVe cleanser, retinol (Tretinoin) and CeraVe healing ointment. My made up skin routine was working until I used too much Tretinoin and burned my face. I had read great reviews about this product so I thought, I might as well try it — and IT WORKED! I’ve been using this product for almost a year and I loved it. However, 3 weeks ago when I ordered it, I noticed the bottle had a green tint. I could tell after one use that the feel of the serum was different, more watery, not as thick as it used to be. The smell was also different. Still, I kept using it for nearly 2 weeks and I experienced 2 breakouts! Sure enough, I stopped the product and within a few days, my skin was back to normal. I am very upset because as someone who has extremely sensitive skin, this worked but unfortunately, the new formula isn’t for me.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 14, 2026
★★★★★ 5
Beautiful angel for garden, doorstep or inside.
Color: White, Color: White
Our sister in law passed away on Easter Morning. We decided to send this to my brother and his family. It’s absolutely gorgeous. We mailed it to Germany and because it’s not as heavy as it looks it only cost us under $30 to send. A lot better than flowers, when you never know what they’ll look like when they arrive. We were all very pleased.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on May 4, 2026
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