29years history Battery manufacturer 

Lead (material)- Lead Plate - Battery Case all from our producing .

2.DESCRIPTION OF HENDA SEALED LEAD ACID BATTERY

2.1 BATTERY PROPERTIES

Maintenance free  as it is value-regulated .sealed and glass  mat is utilized .acid is trapped inside .so refilling is not needed and is leak proof.

High power  to-weight ratio –HENDA SLA batteries can provide much power in comparison to its Weight .for example 6v and 12v MICRO series battery capacity range of room 0.8ah .to 28ah. Weight range  only from 0.3to 9.5kgs .

NO Memory Effect .-some batteries say nickel –cadmium batteries.will become conditioned to provide less power after repetitious short usage /discharge .

No memory effect – some batteries .say nickel –cadmium batteries will b3ecome conditional  to provide less power offer repetitious short usage /discharge

Low self discharge –the self –discharge rate for HENDA SLA . battery is about 2-3% per month at room .temperature compared with 20-30% for other common battery systems .

Longer service life –utilized thick and massive calcium grate ensure that HENDA SLA battery has a longer service life over 15years .

High discharge rate .since the internal resistance is low .the battery can provide high rate of discharge

Wide operation temperature range – HENDA  sla battery capacity is rated at 20”C, and will operate from 15”C (5f)+50”(C (122F)when it is fully charged Ambient temperature is 20”C.service life will be more efficient under 15’C to 25”C / 

QC system :
1. original material inspection : 99.9999% pure lead .

2. ABS Battery case testing :  Anti - impact / Prevent Burst.

3. Meaure each battery acid  electrolyte weight - Ensure the consistency of every battery

4. Charing & discharge testing : deep cycle working

5. Each battery inspection Before Shipping : Guarantee 100% pass rate. 

Application

Certificate 

Guangzhou Hengda Battery Co., Ltd. Was formed in September 1995 to carry out the work of ISO9000 quality management systems standards.
* In November 1996 a one-time adoption of international authoritative certification body Det Norske Veritas (DNV) and the Guangdong Provincial Quality System
Certification Center of the certification audit, is the national industry's first access to ISO9001 quality
always maintains the high quality system of working effectively and continuously improves our development.
management system authentication of international and domestic manufacturers. Guangzhou Hengda Battery Co.,
*  In November 1999 passed the Norske Veritas (DNV) ISO9001 quality system certification review
*  In November 2002 passed the 2000 Quality System certification.
Guangzhou Hengda Battery Co., Ltd., high-quality products have won numerous honors: in 1996 our maintenance-free lead-acid batteries won the Outstanding Project Award
of the State Science and Technology "Spark Program".
*  In October 1997 by China's Ministry of Posts and quality network card, the same year our full range of trust company award.
*  In 1999 won the national award of the export quality license, and passed the United States UL product safety certification, EU CE certification.
*  March 2001 was issued by the State Administration of Radio, Film and Television's "radio and television network equipment and devices."
*  In June 2001 by China National Petroleum Corporation Pipeline Company building market access (battery item) Certificate.
*  In December 2001 as "American Independent Battery Manufacturers Association International member" (the only one).
*  June 2002 China Unicom supporting equipment (battery) shortlisted enterprises
*  In August 2004, the first access to the battery manufacturing business license.
*  Main products, production capacity
*  June 2010 won xinzhang solar project
*  October 2012 We won two million dollars bid of order from state construction committee in china.

Pefession exhibition

Q1: What’s your payment terms?

A1:We accepted almost all payment terms,like T/T,L/C,DA,DP,Western Union,MoneyGram

Q2: OEM Service
A2: We can print your LOGO on Battery case , If your quantities reached 100PCS , We also can printing your LOGO on Battery carton.

Q3: Warranty process.
A3:  We provide 1 ~ 8 years different warranty.

Q4:How long is your delivery time?
A4:Normally,the whole production cycle need 15 days from material to finished products,but we can send goods within 7 days,because we have lead plate in stock.

Q5: Why our price competitive ?

A5: Because the lead plate , battery case etc , all the battery accessories all from our produce.

2V300AH deep cycle batteries