4V4.5 Valve Regulated Lead-Acid Battery for Alarm System

• Customization: Available
• Type: Lead Acid Battery
• Connection Mode: Series and Parallel
• Model NO.: 2FM4.5
• Rechargeable: Chargeable
• Discharge Rate: Low Discharge Rate
• Size: Small
• Accessories Type: Battery
• Rated Capacity: 4.5ah
• Standard Voltage: 4V
• Usage: Remote Control Car
• Electrolyte: Acid
• Color: Black or Customized
• Terminal: F1/F2
• Certificate: CE/UL/ISO9001/ISO14001/OHSAS18001
• Application: Emergency Lights Alarm System Power Supply
• Transport Package: 20 Pieces in One Carton
• Specification: Size: 47.5*47.5*101.5*106mm
• Trademark: LONGWAY
• Origin: China(Mainland)

Product Description

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)

Certifications