Rechargeable Lead-Acid Battery 4V3.5ah AGM Battery

• Customization: Available
• Type: Lead-Acid Batteries
• Usage: Electric Power, Lighting, Electric Bicycle
• Model NO.: 2FM3.5(4V3.5ah/20hr)
• Nominal Voltage: 4V
• Discharge Rate: Low Discharge Rate
• Shape: Square Battery
• Electrolyte: Acid
• Installation: Packaged
• Rechargeable: Chargeable
• Plate Number in Unit Cell: 3+4-
• Color: Grey or Black
• Size: 90*34*60*66mm(± 2mm)
• Terminal: F1/F2
• Transport Package: in Cartons or Carton Box Packing in Wooden Pallet
• Specification: CE, UL, RoHS, SGS, ISO14001, ISO9001, OHSAS18001
• Trademark: Long Way
• Origin: China(Mainland)
• HS Code: 85702000
• Production Capacity: 60 0000PCS/Month

Product Description

Ordinary AGM series of products for the ordinary type VRLA battery, the main use of AGM technology and design of the cathode absorption valve controlled sealed lead-acid batteries. Wide range of common products, suitable for all kinds of start-up, emergency, electric toys, electric lighting and other application conditions.

Product Standards
You can expect our batteries meet with the standards JIS, DIN, IEC60896-21/22. We have obtained ISO9001 &  ISO14001 certification. We have obtained UL approval (MH46789) for all types of batteries. We have obtained CE approval for all types of batteries. All these render our batteries to be compatible with requirements of world-level equipment.
 

General Features
• Stable Quality & High Reliability  • Sealed Construction  • Environmentally friendly  • Maintenance-Free Operation	• Low Pressure Venting System  • Low Self Discharge  • UL Component Recognition(MH46789)
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

LONGWAY® Standard battery is design for a general purpose by KaiYing Power. 2FM3.5 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	3.5Ah@20Hr-rate to 1.75V per cell@25ºC
Weight	Approx. (0.44±3%)kg(0.97lbs)
Maximum Discharge Current	35A(5sec)
Internal Resistance	Approx. 28mΩ 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	1.05A
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)
Container Material	ABS(UL94-HB)  *Flammability resistance of (UL94-V0) can be

Dimensions: L90*W34*H60(TH66)mm

4V Series

Battery Model	Voltage(V)	Capacity(Ah)	Dimension(mm±2)	Weight(kg)	Terminal
2FM2	4	2	48.71*26.1*75.52	0.2	F1
2FM2.5	4	2.5	63*28*85*90	0.29	F1
2FM3.5	4	3.5	90*34*60*66	0.44	F1
2FM4	4	4.0	47.5*47.5*101*106	0.45	F1
2FM4.5	4	4.5	47.5*47.5*101*106	0.48	F1
2FM5	4	5.0	47.5*47.5*101*106	0.55	F1
2FM6	4	6.0	70*47.5*101*107	0.66	F1
2FM10	4	10	102*44.5*94.5*101	0.95	F1

Our factory photo


Our certificate


If any interest, welcome to contact us freely.

Standby 4V series batteries
Battery Model	Nominal Voltage(V)	Nominal Capacity (AH)	Length		Width		Height		Total Height		Weight(5%)		Terminal
			In	mm	In	mm	In	mm	In	mm	Pound	Kg	Type	Position
2FM3.5	4	3.5	3.55	90	1.34	34	2.37	60	2.6	66	0.88	0.44
2FM4	4	4	1.87	47.5	1.87	47.5	3.98	101.5	4.21	106	1.1	0.5
2FM4.5	4	4.5	1.87	47.5	1.87	47.5	3.98	101.5	4.21	106	1.14	0.52
2FM6	4	6	2.76	70	1.87	47.5	3.98	101	4.21	107	1.54	0.7	F1	D