4V4.5 Valve Regulated Lead-Acid Battery for Alarm System
LONGWAY lead acid battery used for UPS / AGM / VRLA / SLA maintenance-free battery
I. Power storage Solar & Wind System (Deep Cycle Battery)
II. Standby use UPS battery, Emergence & Alarm, Lighting & Security, Sounding, etc...
III. Telecommunication and stationary lead acid battery.
6V - 1.3Ah to 12Ah used for emergency lighting and alarm lighting and sound application.
12V - 0.8Ah to 250Ah used for power storage and backup for standby power & deep cycle use.
2V - 50Ah to 3000Ah used for solar power systems and telecommunication are using all self-made high quality and thick deep cycle plates.
LONGWAY® Standard battery is design for a general purpose by KaiYing Power.
2FM4.5 is a general purpose battery up to 5 years in float service or more than 260
cycles at 100% discharge in cycle service. As with all LONGWAY® batteries, all are
rechargeable highly efficient, leak proof and maintenance free.
Specifications:
Cells per Unit |
2 |
Normal Voltage |
4V |
Capacity |
4.5Ah@20Hr-rate to 1.75V per cell@25ºC |
Weight |
Approx. (0.48±3%)kg(1.058lbs) |
Maximum Discharge Current |
45A(5sec) |
Internal Resistance |
Approx. 22mΩ full charged @25ºC |
Operating Temperature Range |
Discharge: -20ºC~60ºC Charge: 0ºC~50ºC Storage: -20ºC~60ºC |
Nominal Operating Temperature Range |
25ºC±3ºC(77ºF±5ºF) |
Float Charging Voltage |
4.5~4.6VDC/unit Average @25ºC |
Maximum Charging Current |
1.35A |
Equalization and Cycle Service |
4.8V~5.0VDC/unit Average @ 25ºC |
Self Discharge |
LONGWAY Valve Regulated Lead Acid (VRLA) batteries can be stored for more than 6 months at 25ºC. Self-discharge ratio less than 3% per month at 25ºC. Please charge batteries before using. |
Terminal |
F1(0.187)/F2(0.250) |
Container Material |
ABS(UL94-HB) *Flammability resistance of (UL94-V0) can be available upon request |
Product Description
Model: 2FM3.5 (4V3.5AH)
Size: 47.5*47.5*101.5 (Total Height:106) MM
Terminal: F1/F2
Packing Qty.: 20 PCS/CTN
Lead-Time: 15 Days For One Container, follow up 7 days per container.
Applications
Alarm systems, Cable television, communications equipment, control equipment,
Computers, electronic cash registers, electric test equipment,
Electric powered bicycle and wheel chair,
Emergency lighting systems, fire&security, geophysical equipment,
Marine equipment, medical equipment,
Micro processor based office machines, portable cine&video lights,
Power tools, solar powered systems,
Telecommunications systems, television&video recorders, toys,
Uninterruptible power supplies, vending machines;
General Features
Stable quality&high reliability
Sealed construction
Environmentally friendly
Maintenance-free operation
Low pressure venting system
Heavy duty grid
Low self discharge
UL component recognition(MH46789)