Products
Balance of systems
Combiners, disconnects, conduit, wire and monitoring hardware, the components an inspection actually checks line by line.
Talk to our teamBalance of System
Wire, conduit, combiners, optimizers and the rest.
Designed for your business
Installers · EPCs · Electricians
Lower BoM cost
Avoid AHJ rejections
Components, NEC compliance and monitoring
Every component between the panel and the panelboard
Combiner boxes, DC and AC disconnects, conduit, connectors, rapid shutdown devices and monitoring hardware are grouped as a system, not a parts bin. Sourcing groups so a full BOS bill of materials builds in one pass instead of six separate searches.
NEC compliance built into the spec
Rapid shutdown under NEC 690.12 and DC arc-fault protection under 690.11 dictate which BOS components a system needs and where they go, and both requirements are called out component by component. That's what keeps a system from failing inspection over a missing device rather than a design flaw.
Monitoring that doesn't lock in a vendor
Production and consumption monitoring hardware is compared on communication protocol and third-party compatibility, not just the dashboard it ships with. That comparison matters when a system mixes inverter brands or adds storage later.
Pass inspection, source in one pass
Pass inspection on the first visit
Rapid shutdown and arc-fault requirements get matched to the specific installation type before parts are ordered, not discovered on inspection day.
Stop chasing parts across five vendors
A full BOS list, combiners through monitoring, sources from verified suppliers in one bill of materials.
Keep monitoring vendor-neutral
Protocol compatibility gets checked up front so a monitoring choice today doesn't block an inverter or battery brand next year.
BOS follows the rest of design
BOS requirements follow the rest of the design
Rapid shutdown requirements change based on whether an array is roof-mounted or a detached ground-mount or carport structure. Check the racking and industry guides, since a detached structure under NEC 690.12 Exception 2 needs a different BOS list than a rooftop array.
FAQs
What components make up solar balance of system?
Balance of system covers essentially everything between the panels and the panelboard: combiners, DC and AC disconnects, conduit and raceway, wire and connectors, overcurrent protection, grounding, and monitoring hardware. These are the parts an inspector checks line by line against the design. Sourcing them together, rather than across several vendors, keeps the BOS list aligned with the rest of the system spec.
Does rapid shutdown apply to ground-mount or carport arrays?
Rapid shutdown requirements primarily target conductors inside or on buildings, so pure ground-mount arrays often fall outside them, while carports and other structures can trigger the rule depending on how the AHJ interprets it. Because interpretation varies, confirm applicability with the local jurisdiction before finalizing the design. When it applies, the BOS list has to carry the required shutdown equipment.
Can solar monitoring hardware work across different inverter brands?
Vendor-neutral monitoring hardware is designed to read production and system data regardless of the inverter brand, using standard metering and communication rather than a single manufacturer's ecosystem. That avoids locking a fleet into one vendor's platform as equipment changes over time. Compatibility still depends on the specific device, so confirm supported inverters before you standardize on it.