SunGoldPower 3000W LF Inverter Charger
#29 in Inverter-chargersFull review
A popular low-frequency inverter-charger for off-grid cabins and backup systems with big motor loads.
Amazon $911 SunGoldPower $859$859
3.2/5
For small RVs and boats that want one listed box to invert, charge and switch shore power.
- 1,200 WContinuous
- 2,400 WSurge
- 1.7 AIdle draw
- YesUL listed
- 3 yearsWarranty
Check price at Amazon$1,050.53
Price checked October 24, 2026. As an Amazon Associate we earn from qualifying purchases.
Pros
- Charges the battery and passes shore power through automatically
- Lithium-capable charging with a temperature sensor included
- Power Boost briefly runs 1,800 W loads
- ETL listed for RV and marine installs
Cons
- Heavy for 1,200 W at nearly 39 lb
- Remote costs extra
- Draws 1.7 A idle outside power-saving mode
The Samlex EVO family
Every Samlex EVO model we rank, smallest first. Ratings compare each against its own size.
| Model | Continuous | Rating | Price |
|---|---|---|---|
| Samlex EVO-1212F (this one) | 1,200 W | 3.2/5 | $1,050.53 |
| Samlex EVO-1212F-HW | 1,200 W | 3.1/5 | $1,204.97 |
| Samlex EVO-2212 | 2,200 W | 3.1/5 | $1,913.32 |
| Samlex EVO-3012 | 3,000 W | 3.4/5 | $2,046 |
How it scores
The rating comes from 6 measured or published factors, each scored 0-100 against fixed reference points for its size. How we rank explains each one.
Specifications
| Model number | EVO-1212F |
|---|---|
| Output | |
| Type | Pure sine wave inverter-charger |
| Continuous power | 1,200 W |
| Surge power | 2,400 W for 100 ms |
| DC input range | 9.1 to 17 V |
| Idle draw | 1.7 A (20 W) |
| Power-saving draw | 0.7 A |
| Peak efficiency | 89% |
| Connections | |
| AC outlets | 2 |
| GFCI outlets | Yes |
| Hardwire terminal | No |
| USB ports | None |
| Transfer switch | Yes |
| Charger | 60 A |
| Lithium charge profile | Yes |
| Parallel units | No |
| Control and build | |
| Remote | Optional extra |
| App | No |
| Display | No |
| Safety listing | Intertek-ETL listed: certified to CAN/CSA C22.2 No. 107.1-01; conforms to UL 458 |
| Cooling | fan |
| Dimensions | 324 x 415 x 148 mm |
| Weight | 38.8 lb |
| Warranty | 3 years |
Alternatives in this size
LiTime 3000W Inverter Charger
#30 in Inverter-chargersFull review
A low-cost 3000 W inverter-charger for home backup or a DIY RV that wants UPS changeover and shore charging in one box. Pricier listed units make more sense for RVs that need certification.
Amazon $469.99$469.99
AIMS Power 3000W Inverter Charger
#32 in Inverter-chargersFull review
A low-cost 3000 W low-frequency inverter-charger for off-grid cabins and backup systems with big motor loads. The idle draw and lack of a listing make it a poor fit for a van or RV with a small battery.
Amazon $988.53$988.53
Compare
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