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The SureSine™ is a 300 watt pure sine wave inverter (12 volt DC input) designed specifically for remote off-grid photovoltaic (PV) systems. It is an ideal inverter for rural electrification projects, telecom, remote cabins and weekend homes, and RV or caravans and boats. The SureSine’s combination of performance, features and competitive price provides the best small inverter value on the market.
The SureSine’s combination of performance, features and competitive price provides the best small inverter valueon the market. It is highly reliable, having no internal cooling fan or other moving parts prone to failure.
Advantages Compared to Other Small Off-Grid Inverters
600 Watts @ 25°C
DC Input Voltage10.0V – 15.5V
WaveformPure sine wave
AC Output Voltage (RMS)*220V or 115V +/– 10%
AC Output Frequency*50 or 60 Hz +/– 0.1%
Peak Efficiency92%Total Harmonic Distortion(THD) < 4%Self Consumption:Mechanical Specifications
Dimensions213 x 152 x 105 mm ( 8.4 x 6.0 x 4.1 in)
Weight4.5 Kg / 10.0 lbs
AC TerminalsMax. Wire Size 4 mm2 / 12 AWG
DC Terminals
Max. Wire Size 2.5 to 35 mm2
14 to 2 AWG
Max. Wire Size 0.25 to 1.0 mm2
24 to 16 AWG
IP20 Cast anodized aluminum
Morningstar Two Year WarrantyWe offer Fast shipping on all orders!
Your order will be dispatched within 1-3 working day of receiving payment (Monday-Friday) and you should expect to receive it one or two days after dispatch (for orders sent RM 1st Class).
In the very unlikely event that your item is lost or damaged during post, then WE are responsible and will issue either a full refund or replacement.
If you are not 100% satisfied with your purchase, you can return the product and get a full refund or exchange the product for another one, be it similar or not.
You can return a product for up to 14 days from the date you purchased it.
Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.
The SureSine™ is a 300 watt pure sine wave inverter (12 volt DC input) designed specifically for remote off-grid photovoltaic (PV) systems. It is an ideal inverter for rural electrification projects, telecom, remote cabins and weekend homes, and RV or caravans and boats. The SureSine’s combination of performance, features and competitive price provides the best small inverter value on the market.
The SureSine’s combination of performance, features and competitive price provides the best small inverter valueon the market. It is highly reliable, having no internal cooling fan or other moving parts prone to failure.
Advantages Compared to Other Small Off-Grid Inverters
600 Watts @ 25°C
DC Input Voltage10.0V – 15.5V
WaveformPure sine wave
AC Output Voltage (RMS)*220V or 115V +/– 10%
AC Output Frequency*50 or 60 Hz +/– 0.1%
Peak Efficiency92%Total Harmonic Distortion(THD) < 4%Self Consumption:Mechanical Specifications
Dimensions213 x 152 x 105 mm ( 8.4 x 6.0 x 4.1 in)
Weight4.5 Kg / 10.0 lbs
AC TerminalsMax. Wire Size 4 mm2 / 12 AWG
DC Terminals
Max. Wire Size 2.5 to 35 mm2
14 to 2 AWG
Max. Wire Size 0.25 to 1.0 mm2
24 to 16 AWG
IP20 Cast anodized aluminum
Morningstar Two Year WarrantyShipping
We offer Fast shipping on all orders!
Your order will be dispatched within 1-3 working day of receiving payment (Monday-Friday) and you should expect to receive it one or two days after dispatch (for orders sent RM 1st Class).
In the very unlikely event that your item is lost or damaged during post, then WE are responsible and will issue either a full refund or replacement.
ReturnsIf you are not 100% satisfied with your purchase, you can return the product and get a full refund or exchange the product for another one, be it similar or not.
You can return a product for up to 14 days from the date you purchased it.
Any product you return must be in the same condition you received it and in the original packaging. Please keep the receipt.
Thank you for visiting our store!
The SureSine™ is a 300 watt pure sine wave inverter (12 volt DC input) designed specifically for remote off-grid photovoltaic (PV) systems. It is an ideal inverter for rural electrification projects, telecom, remote cabins and weekend homes, and RV or caravans and boats. The SureSine’s combination of performance, features and competitive price provides the best small inverter value on the market.
The SureSine’s combination of performance, features and competitive price provides the best small inverter valueon the market. It is highly reliable, having no internal cooling fan or other moving parts prone to failure.
Advantages Compared to Other Small Off-Grid Inverters
600 Watts @ 25°C
DC Input Voltage10.0V – 15.5V
WaveformPure sine wave
AC Output Voltage (RMS)*220V or 115V +/– 10%
AC Output Frequency*50 or 60 Hz +/– 0.1%
Peak Efficiency92%Total Harmonic Distortion(THD) < 4%Self Consumption:Mechanical Specifications
Dimensions213 x 152 x 105 mm ( 8.4 x 6.0 x 4.1 in)
Weight4.5 Kg / 10.0 lbs
AC TerminalsMax. Wire Size 4 mm2 / 12 AWG
DC Terminals
Max. Wire Size 2.5 to 35 mm2
14 to 2 AWG
Max. Wire Size 0.25 to 1.0 mm2
24 to 16 AWG
IP20 Cast anodized aluminum
Morningstar Two Year WarrantyMorningstar SI-300-115V-UL SureSine Wave Inverter 300 watt (115 volt, 60hz AC)
$326.00
Morningstar SureSine SI-300-115V-UL 300W Battery Inverter
$305.00
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