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So many people ask: "What are the
differences in conversion types?" "What is the price?" "What can I
convert?" "What can I expect from a conversion?" "Can I
do the conversion myself? "So many questions! But we are here
to hopefully answer some of those questions. Scroll down to
find the answers to our most frequently asked questions.
- Currently, there are two major types of
conversions, AC (alternating current) and DC (direct
current).
AC means alternating current. Though these systems
are more efficient, they have more complicated components, and more
importantly, are higher
priced. They also run at much higher voltages. We are now doing the AC drive systemsbut do not have set
pricing yet(estimated pricing in the ball park of $23-25,000 using
lead acid batteries). Though our goal is to get as many affordable,
usable EVs on the road now, we feel the high price
and complexity will limit these types of conversions until the
prices drop. In the future, as more EVs are on the roads and demand
lowers the component and battery prices, AC systems will probably be
the norm. Also, as regenerative braking systems can be used on AC
drives, the range can be increased somewhat, even with existing
batteries.
DC means direct current. These systems are more
affordable for the consumer at this time and do provide the range
and performance needed for about 70-80% of the population.
(According to DOT statistics.) Most of the conversions we have
completed are used as "around town" vehicles (speeds from 35-55
mph). The majority of our conversions so far have
used Trojan deep cycle lead acid batteries or the better almost
maintenance free Discover Energy AGM lead acids (absorbed glass mat
- NOT gel), with ranges from 30-60 (plus in a few cases) miles
per charge (see our guestbook for testimonials). The recharging
requires about 8 hours, generally they are re-charged overnight. We
are leaning more toward the AGM type (absorbed glass mat) battery
for ease of maintenance. They are more expensive, but do the "human"
factor being removed (having to check the water as in the flooded
lead acid battery), normally will last longer.
We do not list specific prices
for conversions, due to the fact that each vehicle is
different. Component, battery and wiring prices increase with higher
metal prices. We at Ampmobile Conversions try to keep the cost
to a minimum, our goal is to get as many usable EVs on the road now,
which is why we usually convert older, easier to obtain,
already broken-in vehicles. On average, and we stress
average, the cost of an Ampmobile conversion starts around
$16,500.00, if using flooded lead acid
batteries. (Price is based on 01/2009 pricing.) Expect to
pay around $18,500.00 or so if using the AGM batteries (best value
for the money). Again, these are estimates ONLY, not including
options or repairs, etc... that may be required during a conversion
to have a safe, quality, roadworthy EV. One project currently in the
works is for new(er) vehicle conversions, using LiFePO,
polymer or other batteries. We only have tentative pricing and
no timeline yet, but progress is being made, check back for an
update. The conversion may or may not include delivery costs, due to
the rising cost of gasoline needed for deliveries. If feasible, we
deliver the converted vehicle in person and review the entire
vehicle and components. Also, the conversion price is for the actual
conversion only, any additional body work, repairs, or other
"extras' will increase the price. The cost of the actual "donor"
vehicle is also separate from the conversion price. A "donor"
vehicle is whatever car or truck is chosen to be converted - not to
imply a donated vehicle.
- As a general
rule, any light weight vehicle with a working
manual transmission is a good
"donor" type for a DC system conversion, even motorcycles). With
the exception of the older VW "Bug" most of the small
passenger cars and lighter weight trucks are good "donor"
candidates. If using lead acid batteries, the older Bug's frame
structure is not safe for a conversion. Look for the curb weight
around 2500-2800 lbs for cars and under 3200-3500 lbs for a truck.
No, the larger cars and trucks, SUVs do NOT make good conversions,
way to heavy. Even though you could add more batteries, you still
need to move that extra weight. The
transmission is not needed for an AC drive system
conversion* if you use a "Direct Drive". (* The front
wheel drive transmission is "replaced" with an
electronic gear box quite easily. A rear wheel drive can
also be converted, but is a little more complicated and thus
higher priced.) We do stress general rule, one
vehicle may not be the best type for your specific needs. We try
to match the vehicle with the driver(s), location of use (terrain
of area), weather changes (extreme cold or heat), and driver style
(lead foot or conservative). With the introduction of the
NEW(er) vehicle conversions, using lithium or other batteries,
electric cars and trucks will be more universal. Right now,
our DC drive conversions are a "clutchless" design, meaning they
are still manual, but no clutch pedal is used. Gears are changed
simply but releasing the accelerator, changing gears (up or down
as needed), and accelerating again. The manual transmission is
still used to obtain the most efficient use of the DC drive
system. The average range for a lead acid battery conversion is
30-60 miles per charge. The range is determined by several
factors, driver style, terrain, size of system and type of
vehicle, type of lead acid battery used, speeds driven, even
weather affects the range. Charging is completed in around 8
hours, generally an overnight charge is best. This range is for
lead acid type batteries only, range and performance will be
greatly increased with the use of the new technology batteries.
- Most AC drive system cars or trucks will
have a direct drive "transmission", meaning the gear
reduction box will act similar to an automatic
transmission. The system will also have re-generative braking,
meaning that power will be put back into the batteries whenever
the brakes are applied, or whenever the throttle
(accelerator/"gas" pedal) is not applied. The AC drive system will
also have smoother acceleration. Normally sealed lead
acid batteries (AGMs) will be used in the AC drive system, for an
even more "maintenance free" vehicle, unless the customer requests
the higher priced lithium based batteries.
- Simplicity, quality and safety are the
"names" that goes hand in hand with any
Ampmobile conversion. We always try to make a DVD from
the ICE (internal combustion engine) removal to the birth of your
new ride. Each component is then recorded and explained. Optimum
driving is demonstrated, and reviewed with the driver upon the
delivery of the vehicle, we do give a mini "driving lesson" to get
the maximum range out of our EV.
- At this time, we usually allow about
3-4 weeks to complete a conversion. The timeframe varies
depending on the vehicle used, any repairs required to the
"donor", possible delays in components or batteries, actual
road testing and cycling of the batteries, as well as any
other unforeseen situations that may arise. As soon as all
components are on hand, the actual conversion is completed
quickly. We request a deposit of approximately 1/2 of the
conversion cost at the start of the conversion, another 1/4
cost when batteries are installed, any the the balance is due upon
delivery (or before) of your Ampmobile conversion.
Due to high demand of some component
suppliers, it sometimes takes longer than 3 weeks to complete a
conversion, but as soon ALL components are on hand the conversion
is completed. We work hard to ensure your conversion be
completed as quickly as possible, with quality workmanship and
safety first. The time frame is getting better though. AC drive
components are normally in stock at all times and the delays
should be minimal for those systems, however programming may take
3 weeks from the manufacturer and the machining may require extra
time, depending on the vehicle.
- "Can I do the conversion myself?" Yes, of course
you can. We can offer assistance in the way of our workshop (see
our workshops page for more details), phone assistance - simple
questions and directions are always free, (more detailed, in depth and complicated questions - we
do appreciate a small "consulting" fee if you
please), free email and skype assistance (we do have a
webcam so if you do too, we can actually "see" the area for better
answers), by offering to "build" a conversion
package with assistance in where to obtain the smaller items
needed (a lot of those items can be picked up at local stores) and
have the package shipped direct to you* (*motor may have to picked
up at local carrier's office if coming to a residential address)
and more. You will receive a complete manual from EV-America for
any DC system you order, either from us or from them, included in
the package price.
These are just a few of the frequently
asked questions. We will be updating this page often, with more
answers and information on new technologies as it applies
to Ampmobile electric vehicle conversions. If you have a
suggestion for a questions/answer (simple questions only -
non-technical) let us know. We'll see about adding it. Also, review
the guestbook, there are often answers to comments there are well.
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