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Description
Mastervolt Combimaster 12/3500 Inverter/charger 12v Input 120v 3500watt OutputMastervolt CombiMaster 12 3500 200 (120 V) Model: 35513500 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
Mastervolt CombiMaster 12/3500-200 (120 V)
Model: 35513500- 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 | 3500 w |
| Peak power (30 sec) | 5250 w |
| Surge power (5 sec) | 7000 W |
| Max. efficiency | 96 % |
| Battery no-load power consumption | 37 W (on mode) / < 1 mA (off mode) |
| Energy saving mode consumption | 20 W |
| Synchronise with mains | yes |
| Specifications battery charger | |
| Input voltage range | 90—140 V |
| Max. input current | 25 A (adjustable) |
| Max. charge current at 40 °C / 104 °F | 200 A at 14.25 V (configurable) |
| Battery temperature sensor | yes, included |
| Battery voltage sense | automatic compensation |
| Specifications transfer system | |
| AC input | 50 A (switched) |
| AC output | 85 A |
| AC input fuse | Yes |
| Transfer speed | 10 ms |
| Transfer voltage range | 90—140V |
| Transfer frequency range | 40-65 Hz |
| General specifications | |
| Galvanic isolation | yes |
| Display/read-out | LED display |
| Dimensions, hxwxd | 22.4 x 14.1 x 6.7 inch |
| Weight | 37.5 lb |
| Compliance | ABYC A31, UL1236, UL1741, SAEJ1171 |
| Technical specifications | |
| Charge characteristic | UoUo, automatic / 3-step+ for flooded, Gel/AGM and MLI, configurable |
| Recommended battery capacity | 400-2000 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 12/3500-200 (120 V)
- Temperature sensor with cable and plug
- MasterBus terminator
- RJ45-M12 Drop cable Czone (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
4.8 ★★★★★
Based on 13 reviews
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Product Reviews
★★★★★ 5
Great for my 8 year old daughter. Dainty and elegant
Color: K, Color: K
This necklace is perfect for my 8 year old daughter. She loves dressing up her clothes with fun necklaces and this one is so elegant and pretty.
The chain is very thin so be mindful of that. It could definitely easily break if not taken care of. I do like that it has an adjustable clasp so I can shorten it to where she likes it. The chain is actually a good length so there is room to grow.
It is plated so definitely not recommended to wear in water of any kind as it will eventually turn. For the price it’s a good little necklace for younger girls and having their initial on it will be something special for them.
The box it comes in is sweet and has a really motivational saying in it.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on February 5, 2026
★★★★★ 5
Must have
This initial necklace is adorable. The gold tone is pretty and shiny without looking cheap, and the pink heart adds the perfect little pop of color. It feels lightweight but well made, and the clasp is easy to use while still feeling secure. I bought it for my daughter and it’s the perfect everyday necklace cute, simple, and special without being over the top. It’s held up well so far with no discoloration, and it looks great layered or worn alone. Such a great little personalized piece.
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Reviewed in the United States on February 5, 2026
★★★★★ 5
Beautiful necklace!
I got this beautiful necklace with my daughter’s initial and I was pleasantly surprised when it arrived.
It is a 18K gold plated chain and pendant, it looks high quality, and it is very light. My toddler loves the little pink heart, it’s quite the dainty detail!
It makes for a beautiful present for your daughter, niece, friend, or loved one.
The price is amazing, too! Go grab one or 5!
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Reviewed in the United States on February 5, 2026
★★★★★ 5
Good product
Size: 2.5", Style: Closed Hooks
Strong magnets that stay on wall once applied. Definitely holds the weight that it says it holds on the product. Good size to hold my halters in my barn. Would buy again and I think the price was a little high for this product, but it was worth the purchase.
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Reviewed in the United States on May 26, 2026
★★★★★ 5
Versatile and Sturdy Storage Solution
Size: 2.5" & 4" - 4 Pack, Style: Open Hooks, Size: 2.5" & 4" - 4 Pack, Style: Open Hooks
The GATOR MAGNETICS Open Storage Hook has been a great (pricey) solution for adding hooks that are strong and useful. Its simple yet robust design makes it incredibly versatile for various uses around the house.
The hook feels sturdy and durable, capable of holding a surprising amount of weight without bending or warping. Installation is as easy as blinking your eyes; the really strong magnets allow for easy attachment to any magnetic surface, and the hook remains securely in place.
I've used it for hanging lights and bags in my office and bedroom, providing a neat and accessible storage solution in any setting.
The open design ensures quick access to items without the hassle of removing them from a closed loop, which is a fantastic convenience. The magnet seems to be protected well enough with a rubber surface so that I don't have to worry about damaging my tables that I have attached these hooks.
In terms of value for money, this storage hook is pricey but no competition that I've seen with the same level of durability and convenience. I'm impressed by its performance and versatility, making it a must-have for anyone looking to organize their space efficiently.
Pros:
Sturdy and durable build quality
Easy magnetic installation on metal surfaces
Versatile usage for multiple items
Convenient open design for quick access
Doesn't damage surfaces
Cons:
None that I've encountered so far! (Maybe price?)
Overall, I highly recommend the GATOR MAGNETICS Open Storage Hook for its durability, versatility, and exceptional functionality. It's a small investment that brings significant organization and efficiency to any space.
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Reviewed in the United States on November 21, 2023
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