Automated solar cleaning
for ground-mounted
utility scale PV
for ground-mounted
utility scale PV
Portfolio-scale, waterless dry cleaning designed to keep output stable across seasons and events.
+25–35% generation uplift
Waterless dry cleaning
Sand & dust
Sand & dust
Ground-mounted
Subscription or purchase
Portfolio-ready routine
Utility-scale PV
Automated solar cleaning
for ground-mounted
utility scale PV
for ground-mounted
utility scale PV
Portfolio-scale, waterless dry cleaning
designed to keep output stable across
seasons and events.
designed to keep output stable across
seasons and events.
Sand & dust
Snow & frost
+25–35% generation uplift
Subscription or purchase
Ground-mounted
Portfolio-ready routine
Waterless dry cleaning
Utility-scale PV
On large sites, soiling losses become a KPI and revenue issue.
Cleaning is not a single event — it is a routine that must stay
consistent across blocks, seasons and dust events.
Cleaning is not a single event — it is a routine that must stay
consistent across blocks, seasons and dust events.
Why Automation
Utility-scale PV soiling is an operational
problem — not a one-off cleaning task
problem — not a one-off cleaning task
On large sites, soiling losses become
a KPI and revenue issue.
Cleaning is not a single event — it is a
routine that must stay consistent across
blocks, seasons and dust events.
a KPI and revenue issue.
Cleaning is not a single event — it is a
routine that must stay consistent across
blocks, seasons and dust events.
Why Automation
Utility-scale PV soiling is an
operational problem — not
a one-off cleaning task
operational problem — not
a one-off cleaning task
Heavy snow adds
structural risk
structural risk
A thick snow layer can create excessive
static load on PV rows and may deform
mounting supports if clearing is delayed.
static load on PV rows and may deform
mounting supports if clearing is delayed.
Panels
age faster
age faster
Prolonged exposure to sand, abrasive dust,
and snow load accelerates wear on PV
surfaces and supporting structures.
and snow load accelerates wear on PV
surfaces and supporting structures.
Events break
plans
plans
Dust spikes, coastal residue, or snow
coverage can cause immediate drops.
Without automation, recovery depends
on mobilization speed and availability.
coverage can cause immediate drops.
Without automation, recovery depends
on mobilization speed and availability.
Scale makes it
harder
harder
Labour, water, scheduling and access
turn into bottlenecks as site size
grows.
turn into bottlenecks as site size
grows.
Soiling is an O&M
issue
issue
Yield drops accumulate between cleanings
and create variance against P50/P90
forecasts.
and create variance against P50/P90
forecasts.
High-frequency automated cleaning helps
recover energy that would otherwise be
lost to soiling — commonly ~25–35%
in harsh conditions (site-dependent).
recover energy that would otherwise be
lost to soiling — commonly ~25–35%
in harsh conditions (site-dependent).
+25–35% generation
uplift
uplift
Soiling is an O&M
issue
issue
Yield drops accumulate between
cleanings and create variance against
P50/P90 forecasts.
cleanings and create variance against
P50/P90 forecasts.
Heavy snow adds
structural risk
structural risk
A thick snow layer can create
excessive static load on PV rows
and may deform mounting supports
if clearing is delayed.
excessive static load on PV rows
and may deform mounting supports
if clearing is delayed.
Panels
age faster
age faster
Prolonged exposure to sand, abrasive
dust, and snow load accelerates wea
on PV surfaces and supporting
structures.
dust, and snow load accelerates wea
on PV surfaces and supporting
structures.
Events break
plans
plans
Dust spikes, coastal residue, or snow
coverage can cause immediate drops.
Without automation, recovery depends
on mobilization speed and availability.
coverage can cause immediate drops.
Without automation, recovery depends
on mobilization speed and availability.
Scale makes it
harder
harder
Labour, water, scheduling and access
turn into bottlenecks as site size
grows.
turn into bottlenecks as site size
grows.
+25–35% generation
uplift
uplift
High-frequency automated cleaning
helps recover energy that would
otherwise be lost to soiling — commonly
~25–35% in harsh conditions
(site-dependent).
helps recover energy that would
otherwise be lost to soiling — commonly
~25–35% in harsh conditions
(site-dependent).
SunShiner delivers the strongest impact on sites where
environmental conditions and scale make manual
or irregular cleaning inefficient.
environmental conditions and scale make manual
or irregular cleaning inefficient.
Fit & Decision
Where automated cleaning makes
the biggest difference
the biggest difference
SunShiner delivers the strongest impact
on sites where environmental conditions
and scale make manual or irregular
cleaning inefficient.
on sites where environmental conditions
and scale make manual or irregular
cleaning inefficient.
Fit & Decision
Where automated cleaning
makes the biggest difference
makes the biggest difference
Multi-row utility parks where scale
amplifies labour, water logistics,
and access constraints.
amplifies labour, water logistics,
and access constraints.
Large ground-mounted
layouts
layouts
Sites affected by snow, frost, or mixed
seasonal conditions where downtime
and delayed recovery reduce
winter output.
seasonal conditions where downtime
and delayed recovery reduce
winter output.
Seasonal
weather exposure
weather exposure
Arid and semi-arid regions with sand
and dust accumulation, coastal residue,
or frequent dry events.
and dust accumulation, coastal residue,
or frequent dry events.
High soiling
environments
environments
Designed to replicate across sections and phases — with
predictable process and reporting.
predictable process and reporting.
Portfolio scalability
Schedule cleaning frequency based on site soiling rate
and performance targets — not on crew availability.
and performance targets — not on crew availability.
Routine-based operation
SunShiner is a ground-mounted utility PV cleaning system
designed for frequent dry-cleaning routines. It operates
row-by-row and can be deployed across blocks to support
consistent performance at scale.
designed for frequent dry-cleaning routines. It operates
row-by-row and can be deployed across blocks to support
consistent performance at scale.
How it works
Automated, repeatable
cleaning across rows
and blocks
cleaning across rows
and blocks
Designed to replicate across sections
and phases — with predictable process
and reporting.
and phases — with predictable process
and reporting.
Portfolio scalability
Schedule cleaning frequency based
on site soiling rate and performance
targets — not on crew availability.
on site soiling rate and performance
targets — not on crew availability.
Routine-based operation
SunShiner is a ground-mounted utility
PV cleaning system designed for frequent
dry-cleaning routines. It operates
row-by-row and can be deployed
across blocks to support consistent
performance at scale.
PV cleaning system designed for frequent
dry-cleaning routines. It operates
row-by-row and can be deployed
across blocks to support consistent
performance at scale.
How it works
Automated, repeatable
cleaning across rows
and blocks
cleaning across rows
and blocks
Two commercial models
SunShiner supports different commercial approaches depending on plant
size and governance model. Subscription is designed for sites up to ~20 MW,
while purchase is typically chosen for large utility-scale sites that prefer
asset ownership.
size and governance model. Subscription is designed for sites up to ~20 MW,
while purchase is typically chosen for large utility-scale sites that prefer
asset ownership.
Typical scale:
up to ~20 MW per site.
up to ~20 MW per site.
Designed for single-site
deployments up to ~20 MW.
deployments up to ~20 MW.
Ideal when staffing and access make
manual cleaning inconsistent.
manual cleaning inconsistent.
Predictable Opex with defined service scope
and cleaning frequency.
and cleaning frequency.
Two commercial models
Subscription is designed for sites
up to ~20 MW, while purchase is typically
chosen for large utility-scale sites
that prefer asset ownership.
up to ~20 MW, while purchase is typically
chosen for large utility-scale sites
that prefer asset ownership.
SunShiner supports different commercial
approaches depending on plant size
and governance model.
approaches depending on plant size
and governance model.
Typical scale:
up to ~20 MW per site.
up to ~20 MW per site.
Designed for single-site
deployments up to ~20 MW.
deployments up to ~20 MW.
Ideal when staffing and access make
manual cleaning inconsistent.
manual cleaning inconsistent.
Predictable Opex with defined service scope
and cleaning frequency.
and cleaning frequency.
Typical scale:
large utility-scale sites.
large utility-scale sites.
Typically chosen for large utility-scale
sites that prefer ownership.
sites that prefer ownership.
Supports long-term fleet standardization
across blocks and phases.
across blocks and phases.
Integrates with in-house O&M
teams and site governance.
teams and site governance.
Two commercial models
SunShiner supports different commercial approaches depending on plant
size and governance model. Subscription is designed for sites up to ~20 MW,
while purchase is typically chosen for large utility-scale sites that prefer
asset ownership.
size and governance model. Subscription is designed for sites up to ~20 MW,
while purchase is typically chosen for large utility-scale sites that prefer
asset ownership.
Typical scale:
large utility-scale sites.
large utility-scale sites.
Typically chosen for large utility-scale
sites that prefer ownership.
sites that prefer ownership.
Supports long-term fleet standardization
across blocks and phases.
across blocks and phases.
Integrates with in-house O&M
teams and site governance.
teams and site governance.
Typical scale:
large utility-scale sites.
large utility-scale sites.
Typically chosen for large utility-scale
sites that prefer ownership.
sites that prefer ownership.
Supports long-term fleet standardization
across blocks and phases.
across blocks and phases.
Integrates with in-house O&M
teams and site governance.
teams and site governance.
Tractor-mounted
cleaning for utility PV
cleaning for utility PV
For sites where a tractor can drive between rows, a tractor-mounted
cleaning module provides a cost-effective alternative to fully
automated installations.
cleaning module provides a cost-effective alternative to fully
automated installations.
Operational flexibility
Uses existing site equipment and access
roads. Suitable for utility parks of any size
where tractor access between rows
is possible.
roads. Suitable for utility parks of any size
where tractor access between rows
is possible.
Cost-effective deployment
One tractor can service a large PV area
or an entire small utility-scale plant, reducing
upfront investment while maintaining
cleaning frequency.
or an entire small utility-scale plant, reducing
upfront investment while maintaining
cleaning frequency.
Tractor-mounted
cleaning for utility PV
cleaning for utility PV
For sites where a tractor can drive between rows,
a tractor-mounted cleaning module provides
a cost-effective alternative to fully
automated installations.
a tractor-mounted cleaning module provides
a cost-effective alternative to fully
automated installations.
Operational flexibility
Uses existing site equipment and access
roads. Suitable for utility parks of any size
where tractor access between rows
is possible.
roads. Suitable for utility parks of any size
where tractor access between rows
is possible.
Cost-effective deployment
One tractor can service a large PV area
or an entire small utility-scale plant, reducing
upfront investment while maintaining
cleaning frequency.
or an entire small utility-scale plant, reducing
upfront investment while maintaining
cleaning frequency.
SunShiner automated routine
Repeatable process independent of water logistics
Frequent routines prevent loss accumulation
More stable KPIs and reporting consistency
Frequent routines prevent loss accumulation
More stable KPIs and reporting consistency
Traditional cleaning
Dependent on labour, water and scheduling
Hard to keep frequency stable at scale.
Output variance grows between events
Hard to keep frequency stable at scale.
Output variance grows between events
Sunshiner
vs traditional cleaning
vs traditional cleaning
How automated cleaning compares to traditional
approaches
approaches
SunShiner automated routine
Repeatable process independent of water logistics
Frequent routines prevent loss accumulation
More stable KPIs and reporting consistency
Frequent routines prevent loss accumulation
More stable KPIs and reporting consistency
Traditional cleaning
Dependent on labour, water and scheduling
Hard to keep frequency stable at scale.
Output variance grows between events
Hard to keep frequency stable at scale.
Output variance grows between events
Sunshiner
vs traditional cleaning
vs traditional cleaning
How automated cleaning compares
to traditional approaches
to traditional approaches
Discuss your utility-scale
solar project with Voltimate
solar project with Voltimate
Share your plant size, location and site conditions. We’ll help
you choose the right operating model (subscription / purchase)
and define a deployment plan.
you choose the right operating model (subscription / purchase)
and define a deployment plan.
Get a site-specific
recommendation
recommendation
Tell us your site type, region and
operating conditions. We will help
identify the most suitable Voltimate
cleaning solution and deployment
model.
operating conditions. We will help
identify the most suitable Voltimate
cleaning solution and deployment
model.