HAZE N70 VRLA Gel Batteries ??
Submitted: Wednesday, Aug 08, 2007 at 16:00
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blacky
Hey guys
Does anyone have any experience with/knowledge of the HAZE N70 VRLA Gel Batteries batteries, their fact sheet looks good, and so does the price, about $50 cheaper than the Fullriver, all seems too good to be true ... Ta
Reply By: TerraFirma - Wednesday, Aug 08, 2007 at 16:12
Wednesday, Aug 08, 2007 at 16:12
I think these Haze batteries are gel batteries as apposed to the Fullriver being "AGM" . There are some siginificant differences between standard GEL batteries and AGM types and AGM batteries are dearer AH for AH. I haven't seen cheaper AGM batteries than the Fullriver. So before we make comparisons perhaps we need to match Apple for Apple etc.
There is no mention in the Haze specs as to their batteries being Advanced Glass Matt (AGM).
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256420
Reply By: TerraFirma - Wednesday, Aug 08, 2007 at 16:17
Wednesday, Aug 08, 2007 at 16:17
FYI:
Gel versus AGM
There are two types of sealed lead-acid batteries in this market: AGM (Absorbed Glass Mat) and Gel. Both types are considered maintenance-free, which means they require no
water addition and can be mounted in nearly any position. AGM and Gel both use lead plates, VRLA (Valve Regulated Lead Acid) technology and recombinant chemistries, but that's where the similarities stop.
Most Gel batteries have lead plates with traditional leaf separators. The primary distinction comes from silicates being added to the liquid electrolyte allowing the electrolyte to become gelled and to form fissures in the gelled electrolyte that permit the chemical recombination process to take place during discharge and recharge.
The AGM, as its name indicates, is a product that uses a process where the lead plates have a separator made from a highly absorbent material, permitting virtually 100% of the electrolyte to be captivated and soaked into this separator material and allowing the recombination chemical process to occur during discharge and recharge. Today's AGM technology has a dramatically improved cycle life and often offers a lower cost per cycle for the customer.
Both battery manufacturing technologies have been around for more than 20 years. Both are acceptable for unrestricted travel and meet U.S. nonspillable restrictions. For many years, the Gel battery was only used in the deep-cycle market and the AGM battery was used for an immediate high-output-current requirement only. The AGM was considered a good starting type battery but suffered from lack of sufficient deep cycles. However, AGM technology has dramatically improved in the last few years, particularly the increase of the deep cycles that can be produced. In fact, some DCS (Deep Cycle Series) AGM batteries now nearly double the cycle life of Gel batteries. And the Gel battery normally takes 10-20 cycles of use before it starts to perform to its rated capacity whereas the AGM reaches 95-100% capacity from the start.
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Follow Up By: blacky - Wednesday, Aug 08, 2007 at 21:21
Wednesday, Aug 08, 2007 at 21:21
Thanks for that, it makes things a little clearer
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