Solar4America Solar Panels

33 models from US · 350W–450W · Avg. 20.2% efficiency

Models

20.2%

Avg Efficiency

$2.59

Avg $/Watt

350W–450W

Wattage Range

Solar4America S4A Series

Model	Wattage	Efficiency	Cell Type	$/W	Warranty
S4A 450W D	450W	21.7%	PERC	$2.97	30 years
S4A 445W C All-Black	445W	21.5%	N-Type TOPCon	$2.92	30 years
S4A 440W E Pro	440W	21.3%	N-Type TOPCon	$2.88	30 years
S4A 435W B BF	435W	21.2%	PERC	$2.85	30 years
S4A 430W A HC	430W	21%	N-Type TOPCon	$2.80	30 years
S4A 430W D Plus	430W	21%	PERC	$2.80	30 years
S4A 425W C	425W	20.8%	N-Type TOPCon	$2.75	30 years
S4A 425W E HD	425W	20.8%	PERC	$2.75	30 years
S4A 425W A Ultra	425W	20.8%	PERC	$2.75	25 years
S4A 420W E Max	420W	20.7%	N-Type TOPCon	$2.72	25 years
S4A 420W B All-Black	420W	20.7%	PERC	$2.72	30 years
S4A 415W D Pro	415W	20.5%	PERC	$2.67	25 years
S4A 415W B Silver	415W	20.5%	N-Type TOPCon	$2.67	25 years
S4A 410W E HC	410W	20.3%	PERC	$2.62	25 years
S4A 410W A BF	410W	20.3%	N-Type TOPCon	$2.62	25 years
S4A 410W C Black	410W	20.3%	PERC	$2.62	30 years
S4A 405W C Plus	405W	20.2%	N-Type TOPCon	$2.60	25 years
S4A 405W A Black	405W	20.2%	PERC	$2.60	25 years
S4A-40 HC	400W	20%	PERC	$2.55	25 years
S4A 400W D HD	400W	20%	N-Type TOPCon	$2.55	25 years
S4A 400W B Ultra	400W	20%	N-Type TOPCon	$2.55	30 years
S4A-39 HD	395W	19.8%	N-Type TOPCon	$2.50	25 years
S4A 395W D Max	395W	19.8%	PERC	$2.50	25 years
S4A 390W C Pro	390W	19.7%	N-Type TOPCon	$2.47	25 years
S4A 390W A Max	390W	19.7%	PERC	$2.47	30 years
S4A 390-B Silver	390W	19.7%	PERC	$2.47	25 years
S4A 385W E BF	385W	19.5%	PERC	$2.42	25 years
S4A 380-A Black	380W	19.3%	N-Type TOPCon	$2.38	25 years
S4A 375W A	375W	19.2%	N-Type TOPCon	$2.35	25 years
S4A 375-E Ultra	375W	19.2%	PERC	$2.35	25 years
S4A 365W Pro	365W	18.8%	PERC	$2.25	25 years
S4A 350W	350W	18.3%	PERC	$2.12	25 years
S4A-35 BF	350W	18.3%	N-Type TOPCon	$2.12	25 years