Source-backed claims. Configuration, workload and evidence type matter when comparing products.
Ac input connector
IEC320 / C14 (requires country-specifc cord)
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Mechanical table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlAC input connector
IEC320 / C14 (requires country-specifc cord)
Ac input voltage range
85-270 VAC
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page AC Input table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlAC input voltage range
85-270 VAC
Battery type
Lead acid (wet / AGM / gel), lithium
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Dimensions and Parameters table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlBattery type
Lead acid (wet / AGM / gel), lithium
Cooling
convection cooling
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Mechanical table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlCooling
convection cooling
Dc output
12VDC | 24VDC | 36VDC | 48VDC
Manufacturer specification
Configuration: PRO 300W; Manufacturer Dimensions and Parameters table. Multiple cells retained in their original left-to-right order; embedded voltage, chemistry, input conditions and optional markers are part of the value.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlDC Output
12VDC
24VDC
36VDC
48VDC
Dc output connector
Customizable
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Mechanical table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlDC output connector
Customizable
Dimensions
L187 x W122.5 x H66.3 mm
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Mechanical table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlDimensions
L187 x W122.5 x H66.3 mm
Efficiency
90% at full load, 120 VAC, 48 VDC | 92% at full load, 240 VAC, 48 VDC California Energy Commission (CEC) compliant
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Regulatory table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlEffciency
90% at full load, 120 VAC, 48 VDC | 92% at full load, 240 VAC, 48 VDC
California Energy Commission (CEC) compliant
Emissions (emc)
FCC Part 15 / ICES 003 Class A, EN55011, EN 61000-6-4
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Regulatory table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlEmissions (EMC)
FCC Part 15 / ICES 003 Class A, EN55011, EN 61000-6-4
Enclosure
IP66 (NEMA4)
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Environmental table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlEnclosure
IP66 (NEMA4)
Immunity (emc)
EN 61000-3-2, EN 61000-3-3, EN 61000-6-2
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Regulatory table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlImmunity (EMC)
EN 61000-3-2, EN 61000-3-3, EN 61000-6-2
Maintenance recharge function
Cooling convection cooling Auto-recharge for low voltage in maintenance mode.
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Environmental table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlCooling convection cooling Auto-recharge for low voltage in maintenance mode.
Max. c3 interlock current
7 A
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Dimensions and Parameters table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. C3 interlock current
7A
Max. dc output power
300 W
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Dimensions and Parameters table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output power
300W
Max. dc output voltage
18 V
Manufacturer specification
Configuration: PRO 300W; 12VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 12VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output voltage
18V
36V
48V
62V
Max. dc output voltage
36 V
Manufacturer specification
Configuration: PRO 300W; 24VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 24VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output voltage
18V
36V
48V
62V
Max. dc output voltage
48 V
Manufacturer specification
Configuration: PRO 300W; 36VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 36VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output voltage
18V
36V
48V
62V
Max. dc output voltage
62 V
Manufacturer specification
Configuration: PRO 300W; 48VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 48VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output voltage
18V
36V
48V
62V
Maximum ac input current
4 A
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page AC Input table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMaximum AC input current
4A
Maximum dc output current
15 A
Manufacturer specification
Configuration: PRO 300W; 12VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 12VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output cuttent
15A
10A
7A
5A
Maximum dc output current
10 A
Manufacturer specification
Configuration: PRO 300W; 24VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 24VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output cuttent
15A
10A
7A
5A
Maximum dc output current
7 A
Manufacturer specification
Configuration: PRO 300W; 36VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 36VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output cuttent
15A
10A
7A
5A
Maximum dc output current
5 A
Manufacturer specification
Configuration: PRO 300W; 48VDC; Manufacturer DC Output configuration columns: 12VDC | 24VDC | 36VDC | 48VDC. This value is the 48VDC column; alternatives remain configurations of the one explicitly named charger, without invented part numbers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMax. DC output cuttent
15A
10A
7A
5A
Mounting holes
6.4mm (1/4”) diameter slots
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Mechanical table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlMounting holes
6.4mm (1/4”) diameter slots
Nominal ac input current
3.4A @ 100VAC | 2.8A @ 120VAC | 1.45A @ 230VAC | 1.4A @ 240VAC
Manufacturer specification
Configuration: PRO 300W; Manufacturer AC Input table: Nominal AC input current label spans two rows. All100/120/230/240VAC values are retained with their original voltage conditions; the second row is a continuation, not another technical label.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlNominal AC input current
3.4A @ 100VAC
2.8A @ 120VAC
1.45A @ 230VAC
1.4A @ 240VAC
Nominal ac input frequency
50 / 60Hz
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page AC Input table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlNominal AC input frequency
50 / 60Hz
Nominal ac input voltage
100-240VAC
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page AC Input table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlNominal AC input voltage
100-240VAC
Operating temperature
-20°C to +65°C | Derated at >40°C
Manufacturer specification
Configuration: PRO 300W; Manufacturer Environmental table. Multiple cells retained in their original left-to-right order; embedded voltage, chemistry, input conditions and optional markers are part of the value.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlOperating temperature
-20°C to +65°C
Derated at >40°C
Peak efficiency (product introduction)
92 %
Manufacturer specification
Configuration: PRO 300W; Manufacturer introductory claim; no input/load test configuration supplied here. Parameter-table efficiency values, when different, are separately retained and the disagreement is flagged.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlThe PRO 300 is a sealed series of high frequency battery charger with wide-range AC input adapting to any single-phase grid worldwide with a peak efficiency of 92%, complying with CEC. The charger can be programmed for charging various types of batteries.It is widely used for floor machines, pallet trucks, aerial work platforms,tow tractors, electric forklifts, electric wheelchairs, scooters and etc.
Power factor
>0.99 @ 120VAC | >0.98 @ 230VAC
Manufacturer specification
Configuration: PRO 300W; Manufacturer AC Input table. Multiple cells retained in their original left-to-right order; embedded voltage, chemistry, input conditions and optional markers are part of the value.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlPower factor
>0.99 @ 120VAC
>0.98 @ 230VAC
Reverse polarity
Electronic protection with auto-reset
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Dimensions and Parameters table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlReverse polarity
Electronic protection with auto-reset
Safety (lvd)
UL1564, CSA 107.2, EN 60335-2-29
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Regulatory table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlSafety (LVD)
UL1564, CSA 107.2, EN 60335-2-29
Short circuit
Electronic current limit
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Dimensions and Parameters table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlShort circuit
Electronic current limit
Status indication
User friendly LED indicators for AC source, battery status, charging, error.
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Environmental table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlUser friendly LED indicators for AC source, battery status, charging, error.
Storage temperature
-40°C to +85°C
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Environmental table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlStorage temperature
-40°C to +85°C
Weight
1.6 kg
Manufacturer specification
Configuration: PRO 300W; Manufacturer product-page Mechanical table. Values and qualifiers retained as published; conditional or alternative values are not multiplied into invented product identities.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_32.htmlWeight
1.6 kg