| Prod Model: |
2FM3.5(4V3.5ah/20hr) |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Plate Number In Unit Cell: |
3+4- |
| Color: |
Grey or Black |
| Size: |
90*34*60*66mm(± 2mm) |
| Terminal: |
F1/F2 |
| Type: |
Lead-Acid Batteries |
| Usage: |
Electric Bicycle |
| Nominal Voltage: |
4V |
| Discharge Rate: |
Low Discharge Rate |
| Shape: |
Square Battery |
| Rechargeable: |
Chargeable |
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)mmOur 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 |
Kaiying Power Supply & Electrical Equip Co., Ltd., established in 2001, is a professional valve regulated sealed lead acid battery manufacturer in China. We have a lot of experience in producing high quality products. There is a group of engineers to develop batteries as our clients required.
As the environmental readjusted, Zhangshan Long Way Battery Manufacturing Co., Ltd couldn't produce SLA batteries anymore. The technology and IQC management of Zhangshan Long Way Battery Manufacturing Co., Ltd which had merged with KAIYING GROUP, the Logo LONGWAY is also transferred to the KAIYING GROUP.
Kaiying Power Supply & Electrical Equip Co., Ltd., with a 10, 000 M² Factory space, the company has over 1000 employees and advanced development equipment and comprehensive test facilities. Attaching great importance to quality, our management comply with ISO9001-2000 standard. Our batteries have UL and CE approvals.
During the past several years, the company has gained a very high reputation in the industry with excellent development, production, sales capability and premium quality. So, we got very good market share both in the domestic and foreign markets in the past. OEM orders acceptable.
