The Newpowa 200W 24V Mono and the Newpowa 200W 12V Mono are evenly matched, rated 2.9 and 2.9. The Newpowa 200W 24V Mono costs $3.42 less ($171.57 vs $174.99).
For a 24 V battery bank or a long cable run to an MPPT controller, such as a ground mount away from a cabin. Newpowa’s own store sells it for less than Amazon.
Amazon $209.50 Newpowa $171.57For a 12 V system that wants 200 W from one panel without buying an MPPT controller. With an MPPT controller, 24 V-class 200 W panels with longer warranties are worth a look.
Amazon $174.99Prices were last checked October 26, 2026 and are subject to change; the price and availability shown by the retailer at the time of purchase apply.
Each factor is scored 0-100 against the same fixed reference points for every 150 W and up rigid solar panel; a clear win is highlighted. How we rank explains each one.
| Factor weight | Newpowa 200W 24V Mono | Newpowa 200W 12V Mono |
|---|---|---|
| Overall rating | 2.9/5 | 2.9/5 |
| Value 45% | 61 $0.86 per rated watt | 60 $0.87 per rated watt |
| Tested output 15% | 50 not yet independently tested (neutral score used) | 50 not yet independently tested (neutral score used) |
| Durability 25% | 7 no IP rating, 2-year warranty | 7 no IP rating, 2-year warranty |
| Efficiency 15% | 30 19.5% module efficiency (from size and rated power) | 34 19.7% module efficiency (from size and rated power) |
| Newpowa 200W 24V Mono | Newpowa 200W 12V Mono | |
|---|---|---|
| Output | ||
| Rated power | 200 W | 200 W |
| Module efficiency | 19.5% (rated power over panel area) | 19.7% (rated power over panel area) |
| Claimed efficiency | 21.8% (datasheet "maximum efficiency" (not labeled cell or module)) | 21% (datasheet "maximum efficiency" (not labeled cell or module)) |
| Cells | Monocrystalline (72 cells) | Monocrystalline (10BB, 182 mm cells) |
| Bifacial | No | No |
| Electrical | ||
| Open-circuit voltage (Voc) | 48.7 V | 24.3 V |
| Voltage at max power (Vmp) | 41.5 V | 20.7 V |
| Short-circuit current (Isc) | 5.2 A | 10.3 A |
| Current at max power (Imp) | 4.8 A | 9.7 A |
| Voc temperature coefficient | -0.4%/°C | -0.4%/°C |
| Connections | ||
| Output connector | Pre-attached 3 ft leads with male/female solar connectors | Pre-attached 3 ft leads with male/female solar connectors |
| Build | ||
| Weight | 24.9 lb (11.3 kg) | 24.7 lb (11.2 kg) |
| Dimensions | 52.8 x 30.1 x 1.4 in | 52.4 x 30.1 x 1.4 in |
| Frame | anodized aluminum | anodized aluminum |
| Glass | low-iron tempered | low-iron tempered |
| Warranty | 2 years | 2 years |
| Output warranty | 90% output for 10 years, 80% for 25 years | 90% output for 10 years, 80% for 25 years |
