Gold Member Since 2016
Audited Supplier
Guangzhou Huami Solar Power Co., Ltd.

Pure Sine Wave Inverter, Solar System, Power Supply manufacturer / supplier in China, offering (NB-1250) 12V500W Pure Sine Wave Inverter, (T-309) 30W9ah Poly off Grid Solar System for DC Fan, (W9-30224) 3000W 24V Low Frequency Intelligent Wall Mounted Inverter and so on.

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Supplier Homepage Product Pure sine wave inverter NB series (NB-1250) 12V500W Pure Sine Wave Inverter

(NB-1250) 12V500W Pure Sine Wave Inverter

Purchase Qty.:
1-49 50-99 100-499 500-999 1,000+
FOB Unit Price: US $80 US $78 US $75 US $72 US $70
Purchase Qty. (Pieces) FOB Unit Price
1-49 US $80
50-99 US $78
100-499 US $75
500-999 US $72
1,000+ US $70
Get Latest Price
Port: Guangzhou, China
Production Capacity: 50000PCS/Year
Payment Terms: L/C, T/T, Western Union, Paypal, Money Gram

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Basic Info
  • Model NO.: NB-1250
  • Phase: Single
  • Type: DC/AC Inverters
  • Circuit Topologies: Push-pull Type
  • Size: 345*120*165mm
  • Rated Voltaged: 12V
  • Battery: 12V
  • G.W: 9kg
  • Trademark: solarhm
  • Specification: SIZE: 345*120*165mm
  • HS Code: 8504401990
  • Nature of Source Flow: Passive inverter
  • Output Power: 401 - 500W
  • Power Source: Solar Power
  • Nature of Wave String: Sine Wave Inverter
  • Shipping Size: 396*170*210cm
  • Rated Power: 500W
  • N.W: 8kg
  • Frequency: 50Hz
  • Transport Package: Paper Box
  • Origin: Guangzhou China
Product Description
(NB-1250) 12V500W Pure Sine Wave Inverter(NB-1250) 12V500W Pure Sine Wave Inverter

Product parameter
ModelRated power Battery SizeShipping sizeN.W(kg)G.W(kg)
NB-1235350W12 V/24V345x120x165396x170x21078
Voltage1 45V~275V
Frequency45Hz~ 65Hz
voltage220V2%((Battery mode)
Transfer time<4ms
Humidityl0%~90% (no condensate)
 When110% over1oad, 
the machine will
 closed-down automatically
within 30 seconds. When120% over1oad, the
Overloadmachine wi11 c1osed-down automatica11y 
within2 seconds; When under mains mode,
 the machine wi
11 not c1osed-
down, buzzer wi11 send out waming sound.
Short-circuitWhen output side short-circuit, alasting
 buzzerwarning wi11 be heard, 
the machine will c1osed-down
automatica11y after20 seconds.
BatteryBatteryhigh-voltage and1ow-voltage protection
Reverse polarityBattery reverse polarity protection(optiona1)
Alarm sound 
AWhen the machine works under mains,
there is no alarm. When ma
ins failure,
 the machine wi
ll change to battery
mode automatica11y, there are4 
audible alarms during every 30 seconds.
BThe second time battery low voltage audible 
alarm is in every second. When thematching
 fails under 
mode, urgent alarms will be heard.
cwhen over1oad, thebuzzer will
send out alarms during every second. 

*Advanced performance by CPU control
*Auto voltage regulation(AVR),wide input voltage 145V~275V,accurate output,AVR *function,adapt all kinds lf bad electric environments
*Intelligent battery charging, the charging current can be adjusted according to the equipped battery, it is fast and reliable and can increase the service life of the battery
*Intelligence display of output voltage,frequency,battery capacity,fault,over load,load 
*User can use the program of RS232 or USB communication′s software to setting timing auto shut down
*Generator compatibly and external battery connection achievable
*Adapt all kinds lf bad electric environments
*It can be automatically started up with mains supply, and has a wider range of applications 
*Advanced automatic constant charging circuit,prolongs battery life 
*It has perfect battery under-voltage, overload, over-discharge, short-circuit protections 

Our package:
(NB-1250) 12V500W Pure Sine Wave Inverter
Our factory:
(NB-1250) 12V500W Pure Sine Wave Inverter
Our contact:
(NB-1250) 12V500W Pure Sine Wave Inverter
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