Source-backed claims. Configuration, workload and evidence type matter when comparing products.
Battery charging capacity
7 - 22 Amp Hours
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlBattery Charging Capacity
7 - 22 Amp Hours
Output Cord
2m long, SJT type (Hard Usage) with XLR
3-pin Male Connector
Charging status indication
Red LED: On; Green LED: Off
Manufacturer specification
Configuration: HQ 60W; Bulk /Absorption Charge; Manufacturer two-LED charging-status table. Source condition is the first column; red/green LED states follow the explicit column headers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlBulk /Absorption Charge
On
Off
Charging status indication
Red LED: Off; Green LED: Continuous Blinking
Manufacturer specification
Configuration: HQ 60W; Float Charge; Manufacturer two-LED charging-status table. Source condition is the first column; red/green LED states follow the explicit column headers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlFloat Charge
Off
Continuous Blinking
Charging status indication
Red LED: Off; Green LED: On Steady
Manufacturer specification
Configuration: HQ 60W; Maintenance Charge; Manufacturer two-LED charging-status table. Source condition is the first column; red/green LED states follow the explicit column headers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlMaintenance Charge
Off
On Steady
Charging status indication
Red LED: Off; Green LED: Off
Manufacturer specification
Configuration: HQ 60W; No Battery / Full Charge (20 Hrs); Manufacturer two-LED charging-status table. Source condition is the first column; red/green LED states follow the explicit column headers.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlNo Battery / Full Charge (20 Hrs)
Off
Off
Dielectric withstand voltage
AC 3.0KV for 1 min. @ 10mA leakage
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlDielectric Withstand Voltage
AC 3.0KV for 1 min. @ 10mA leakage
Insulation Resistance
50Mohm Min. at 500Vdc between Primary and Secondary
Efficiency
> 85% @ Full Load
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlInput Standby Power
<1W
Effciency
> 85% @ Full Load
Fast charge
DC 2A + / - 5%
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlFast Charge
DC 2A + / - 5%
Float Charge
< DC 500 mA
Fast charge (agm)
DC 29.6V (+ / - 0.2V)
Manufacturer specification
Configuration: HQ 60W; Manufacturer Output Voltage (support customized algorithm) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlFast Charge (AGM)
DC 29.6V (+ / - 0.2V)
Fast Charge (GEL)
DC 28.6V (+ / - 0.2V)
Fast charge (gel)
DC 28.6V (+ / - 0.2V)
Manufacturer specification
Configuration: HQ 60W; Manufacturer Output Voltage (support customized algorithm) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlFast Charge (AGM)
DC 29.6V (+ / - 0.2V)
Fast Charge (GEL)
DC 28.6V (+ / - 0.2V)
Float charge
< DC 500 mA
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlFast Charge
DC 2A + / - 5%
Float Charge
< DC 500 mA
Float charge (agm)
DC 27.4V (+ / - 0.2V)
Manufacturer specification
Configuration: HQ 60W; Manufacturer Output Voltage (support customized algorithm) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlFloat Charge (AGM)
DC 27.4V (+ / - 0.2V)
Float Charge (GEL)
DC 26.6V (+ / - 0.2V)
Float charge (gel)
DC 26.6V (+ / - 0.2V)
Manufacturer specification
Configuration: HQ 60W; Manufacturer Output Voltage (support customized algorithm) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlFloat Charge (AGM)
DC 27.4V (+ / - 0.2V)
Float Charge (GEL)
DC 26.6V (+ / - 0.2V)
Ingress protection (highlight)
IP54 Water & Dust Proof
Manufacturer specification
Configuration: HQ 60W; Manufacturer product-page 2. Charging / Faults - LED (Clear Lens - Red / Green Color) 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_1.htmlIP54 Water & Dust Proof
Input frequency
50 - 60 Hz
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlInput Voltage
100 - 240 Vac + / -10%
Input Frequency
50 - 60 Hz
Input power
75 W
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLeakage Current
0.75mA Max.
Input Power
75W
Input standby power
<1W
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlInput Standby Power
<1W
Effciency
> 85% @ Full Load
Input voltage
100 - 240 Vac + / -10%
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlInput Voltage
100 - 240 Vac + / -10%
Input Frequency
50 - 60 Hz
Insulation resistance
50Mohm Min. at 500Vdc between Primary and Secondary
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlDielectric Withstand Voltage
AC 3.0KV for 1 min. @ 10mA leakage
Insulation Resistance
50Mohm Min. at 500Vdc between Primary and Secondary
Leakage current
0.75mA Max.
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLeakage Current
0.75mA Max.
Input Power
75W
Led - 1 flashes every 3 sec
Battery voltage < 14V
Manufacturer specification
Configuration: HQ 60W; Manufacturer 2. Charging / Faults - LED (Clear Lens - Red / Green Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLED - 1 flashes every 3 sec
Battery voltage < 14V
Led - 2 flashes every 3 sec
Batteries are connected in reverse polarity
Manufacturer specification
Configuration: HQ 60W; Manufacturer 2. Charging / Faults - LED (Clear Lens - Red / Green Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLED - 2 flashes every 3 sec
Batteries are connected in reverse polarity
Led - 3 flashes every 3 sec
Over voltage from batteries
Manufacturer specification
Configuration: HQ 60W; Manufacturer 2. Charging / Faults - LED (Clear Lens - Red / Green Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLED - 3 flashes every 3 sec
Over voltage from batteries
Led - 4 flashes every 3 sec
Over current from charger
Manufacturer specification
Configuration: HQ 60W; Manufacturer 2. Charging / Faults - LED (Clear Lens - Red / Green Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLED - 4 flashes every 3 sec
Over current from charger
Led - continuous rapid flashing
12 hr. charge timed out
Manufacturer specification
Configuration: HQ 60W; Manufacturer 2. Charging / Faults - LED (Clear Lens - Red / Green Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLED - continuous rapid flashing
12 hr. charge timed out
Led is off
No batteries - Voltage < 9V
Manufacturer specification
Configuration: HQ 60W; Manufacturer 2. Charging / Faults - LED (Clear Lens - Red / Green Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlLED is off
No batteries - Voltage < 9V
No ac power
Off
Manufacturer specification
Configuration: HQ 60W; Manufacturer 1. Power LED (Clear Lens - Red Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlNo AC Power
Off
Operation temperature
-25°C to +50°C
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlOperation Temperature
-25°C to +50°C
Storage Temperature
-25°C to +60°C
Output cord
2m long, SJT type (Hard Usage) with XLR 3-pin Male Connector
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlBattery Charging Capacity
7 - 22 Amp Hours
Output Cord
2m long, SJT type (Hard Usage) with XLR
3-pin Male Connector
Over current protection
DC 2.5A Max.
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlOver Voltage Protection
DC 31V Max.
Over Current Protection
DC 2.5A Max.
Over voltage protection
DC 31V Max.
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlOver Voltage Protection
DC 31V Max.
Over Current Protection
DC 2.5A Max.
Power on
On
Manufacturer specification
Configuration: HQ 60W; Manufacturer 1. Power LED (Clear Lens - Red Color) table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlPower On
On
Safety standards
IEC / EN 60335-2-29, IEC / EN 60335-1,BS EN 60335-2-29, UL 1012, CSA C22.2#107.2, EN 55014-1, EN 55014-2, IEC / EN 61000-3-2, IEC / EN 61000-3-3, BS EN 62233, EN 62233, AS / NZS CISPR 14.1-2013, ISO 7176-21, ISO 7176-25, ISO7176-14, ISO 7176-15, DOE 10 CFR 430.32 (z), CEC-140-2019-002
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlSafety Standards
IEC / EN 60335-2-29, IEC / EN 60335-1,BS EN 60335-2-29, UL 1012, CSA C22.2#107.2, EN 55014-1, EN 55014-2, IEC / EN 61000-3-2, IEC / EN 61000-3-3, BS EN 62233, EN 62233, AS / NZS CISPR 14.1-2013, ISO 7176-21, ISO 7176-25, ISO7176-14, ISO 7176-15, DOE 10 CFR 430.32 (z), CEC-140-2019-002
Storage temperature
-25°C to +60°C
Manufacturer specification
Configuration: HQ 60W; Manufacturer Charging Current table. Source row pairs label/value cells left-to-right; chemistry, charging stage, tolerance and limit qualifiers remain as printed.
PowerFirst official www.epowerfirst.com_Chargers_info_itemid_1.htmlOperation Temperature
-25°C to +50°C
Storage Temperature
-25°C to +60°C