Confidential and Proprietary © 2022 Shoals Technologies Group 1

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 NEXTRACKER PRODUCT PORTFOLIO

SOLAR TRACKERS SOFTWARE & CONTROLS

Standard Terrain-Following
Configuration Configuration

NX Horizon™ & NX Horizon XTR™ TrueCapture™ & NX Navigator™

Industry’s most advanced smart solar trackers Smart software and control platforms
Optimized tracking for all major solar panels Increase energy yield up to an estimated
6% on certain projects due to site locations

2
CATEGORY CREATOR: SOLAR TRACKING TECHNOLOGY
Leading the industry in features & capabilities that increase performance
while reducing total project costs

Independent Rows Self Grounded Self Powered & Smart Control Software Terrain Following
Balanced Tracker Tracker Smart Tracker Tracker

120° tracking range, torsional UL2703 & 3703 certification, Eliminates AC power; TrueCapture™ and NX Adaptable to N-S terrain
limiter each pier no need for separate integrated UPS; wireless Navigator™ increases site undulations, reducing
grounding components communications performance and gain installation cost and
project risk

3
Shoals products – Mission critical EBOS components

Confidential
Confidential and Proprietary
and Proprietary © 2022
© 2022 Shoals
Shoals TechnologiesGroup
Technologies Group 4
 Installing conventional homerun EBOS requires
licensed electricians
Conventional Homerun EBOS requires a large number of time consuming, manual operations that
need to be performed in the field using licensed electricians with special tools

Pull Measure Strip Crimp/Boot Inspect Install

Pull the wire out Measure out the Strip the cable Crimp on the Inspect work Install the finished
to cut the wire appropriate length jacket appropriate end (either for any defects product down the
to length to expose the pos or neg) and torque row and into the
copper wire the plastic housing combiner box

Confidential and Proprietary © 2022 Shoals Technologies Group 5

What is BLA?
BLA (“Big Lead Assembly”) is a factory pre-assembled aluminum trunk cable, assembled by
calibrated machines that are subjected to rigorous QA/QC standards, checked every hour.

Confidential and Proprietary © 2022 Shoals Technologies Group 6

 Shoals’ BLA combine-as-you-go system
solves the issues with conventional homerun EBOS
Plug-n-Play Connectors
Interconnect Harness
Big Lead Assembly (“BLA”)

Simple push connectors speed installation,

reduce errors and make the system
Pre-fabricated wire harnesses with inline installable by general labor rather than
fuses eliminate measuring, cutting and requiring
Proprietary above ground feeder cable
crimping in the field and reduce individual licensed electricians
eliminates underground conduits and
wire runs
combiner boxes and installs using general
labor

Confidential and Proprietary © 2022 Shoals Technologies Group 7

BLA deployments: across USA and back

Confidential and Proprietary © 2022 Shoals Technologies Group 8

NX INDEPENDENT ROW ARCHITECTURE ADVANTAGES
Legacy Technology – Linked Row Nextracker NX Horizon

X Centralized

X
Controls

X
10-20 rows connected by Each row controlled
mechanical linkage independently

Drawbacks Benefits
Energy Generation Installation & Operations Energy Generation Installation & Operations
 Block-level control  Site access obstructed  Row-level control  Open site access
 Limited tracking range  No row-level data  More tracking range  Row-level monitoring
 Shading bifacial panels  Requires grid power  More bifacial gain  Integrated UPS

9
PANEL CLEANING & MOWING 20% of TOTAL O&M
BUDGET
Average Annual O&M Costs
$/ MW
$8,000
2020 NREL PV O&M Cost Model
NREL/TP-5C00-74840
$7,000

$6,000

$5,000

$4,000
Mowing on Nextracker system
$3,000

$2,000

$1,000

$-

Cleaning on Nextracker system

10
BLA on Linked Row Tracker
Linked-row tracker: Already obstructed

With Standard
BLA, trunk bus
runs East-
West, parallel
to drive line in
linked row
tracker

Confidential and Proprietary © 2022 Shoals Technologies Group 11

BLA on Nextracker: Preserving Unobstructed Rows
Linked-row tracker: Already obstructed Nextracker: Opportunity to preserve un-obstructed rows

To avoid
With Standard
creating an
BLA, trunk bus
obstruction in
runs East-
independent
West, parallel
row trackers,
to drive line in
we need to run
linked row
the trunk bus
tracker
North-South

Confidential and Proprietary © 2022 Shoals Technologies Group 12

NEW: North-South BLA
North-South BLA preserves unincumbered row access for independent row trackers like Nextracker

Trunk Bus runs parallel to torque tube, not perpendicular

 Unimpeded row access for ease of O&M

Confidential and Proprietary © 2022 Shoals Technologies Group 13

Play Video

Confidential and Proprietary © 2022 Shoals Technologies Group 14

Overview of DC Wiring Approaches
Traditional Homerun Wiring Shoals BLA

E-W DC Collection
 Field-Assembled Wiring Factory-Made Wire Harness
 Blocked Rows  Blocked Rows
N-S DC Collection
+ NX Horizon  Field-Assembled Wiring Factory-Made Wire Harness
 Open Rows  Open Rows

Confidential and Proprietary © 2022 Shoals Technologies Group 15

Overview of DC Wiring Approaches
Traditional Homerun Wiring Shoals BLA

E-W DC Collection
 Field-Assembled Wiring Factory-Made Wire Harness
 Blocked Rows  Blocked Rows
N-S DC Collection
+ NX Horizon  Field-Assembled Wiring Factory-Made Wire Harness
BEST OF
BOTH
 Open Rows  Open Rows &
LOWEST
LCOE
Confidential and Proprietary © 2022 Shoals Technologies Group 16
MOWING SAVINGS WITH OPEN ROWS*
Blocked Rows Open Rows – single pass mowing

Photo credit: Fischer Australis

 990 mowing miles / year  449 mowing miles / year (55% savings)
 1,328 mowing hours / year  602 mowing hours / year (55% savings)
 $185,891 annual mowing cost  $84,311 annual mowing cost (55% savings)

$1,388,240 lifetime savings (30-yr NPV)

Estimate using 100MW Reference Project, mowed 4x / year 17

OPEN ROWS: PANEL CLEANING SAVINGS*
Blocked Rows Open Rows – with cleaning mode

 990 cleaning miles / year  270 cleaning miles / year (73% savings)
 1,328 cleaning hours / year  363 cleaning hours / year (73% savings)
 $239,002 annual cleaning cost  $65,301 annual cleaning cost (73% savings)

$2,373,891 lifetime savings (30-yr NPV)

Estimate using 100MW Reference Project, mowed 4x / year

*Estimate
18
 E-W vs. N-S: DC Feeders & Roads
E-W Scenario N-S Scenario
18 Blocks, 4.90MWdc 18 Blocks, 4.90MWdc

DC disconnect box

DC Feeders

Inverter

Access Road

DC Feeders 15,272 feet 6,731 feet (56% savings)

Trenching 828 feet 689 feet (26% savings)
Roads 1.8 acres 0.6 acres (65% savings)

Confidential and Proprietary © 2022 Shoals Technologies Group 19

 E-W vs. N-S: DC Feeders & Roads
E-W Scenario N-S Scenario
18 Blocks, 4.90MWdc 18 Blocks, 4.90MWdc

DC disconnect box

DC Feeders

Inverter

Access Road

DC Feeders 15,272 feet 6,731 feet (56% savings)

Trenching 828 feet 689 feet (26% savings)
Roads 1.8 acres 0.6 acres (65% savings)

Confidential and Proprietary © 2022 Shoals Technologies Group 20

 NX HORIZON SMART SOLAR TRACKER + SHOALS N-S BLA
BENEFITS
Linked Tracker + E-W Wiring NX Horizon + N-S BLA

Roads 37 acres 65% reduction* $0.005/watt savings*

DC feeder conductor
Shoals CAPEX 59 miles 56% reduction* $0.006/watt savings*
to Inverter
N-S BLA
plus DC feeder trenching
3.6 miles 26% reduction* $0.001/watt savings*
to Inverter
Nextracker
NX Horizon™ Mowing time 990 miles, 1,328 hours per year 55% reduction** $0.014/watt savings**
OPEX
Panel washing time 990 miles, 1,328 hours per year 73% reduction** $0.024/watt savings**

$0.050/watt total savings

Nextracker Energy
Tracker ROM, Bifacial
NX Horizon Gain & Baseline >2.5% increase*** >$0.025/watt value***
Yield
TrueCaptureTM
100MWdc Plant : $0.075/watt total value
*NX + Shoals DC internal wiring study
**NX internal site O&M cost estimates, 30-year NPV 21
***30-year NPV of typical energy gain values
CONNECT WITH US

L O C AT I O N LOCATION
1400 Shoals Way HQ: Fremont, California

Portland, TN 37148 USA Satellite office: Nashville, TN

C O N TA C T U S CONTACT US
insidesales@nextracker.com
sales@shoals.com
nextracker.com
+1 615.451.1400
www.shoals.com
Shoals Technologies Group &
Nextracker Reduce LCOE and long-term
16 November 2022
11:00 am – 12:00 pm | PST, Los Angeles
O&M costs in utility-scale
1:00 pm – 2:00 pm | CST, Chicago
2:00 pm – 3:00 pm | EST, New York City
installations
Q&A

Anne Fischer Greg Beardsworth John Hass

Senior Editor Senior Director, Product Marketing Chief Product Officer
pv magazine USA Nextracker Shoals Technologies Group
The latest news | print & online

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by Ryan Kennedy

Due to forced labor concerns, U.S. ports

have blocked over 1,000 shipments of solar
components
by Ryan Kennedy
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maintenance cost on investments Registration, downloads

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drivers found there.
Shoals Technologies Group &
Nextracker

Thank you for

joining today!
Anne Fischer
Senior Editor
pv magazine USA