
What Is CTEP Certification for EV Chargers?
CTEP is California’s type evaluation programme: the route by which a charger model’s metering earns a Certificate of Approval for paid charging.
As an expert in the charging pile industry, EVDANCE has rich experience in the development and manufacturing of intelligent EV charging solutions. This is where we turn our engineering insights into knowledge and share them with the global EV community.

CTEP is California’s type evaluation programme: the route by which a charger model’s metering earns a Certificate of Approval for paid charging.

IK10 is the top grade of the IK impact code. What the claim attaches to, what it does not prove, and why EVDANCE listings state no IK grade.

There is no universal figure. Each model’s datasheet states its own operating range — where to find it, what its two ends govern, and what a missing range means.

Handbook 44 is NIST’s weights-and-measures rulebook. Its EV charging section is why a charger that sells by the kWh is treated as a measuring device.

There is no single right digit for every site. The rating an outdoor charger needs follows from the water and dust the site actually delivers.

IP54, IP55 and IP65 are not steps on one ladder. IP54 to IP55 upgrades only the water test; IP55 to IP65 upgrades only the dust test.

Chargers work through ordinary winter. The real edge is below the minimum in the charger’s stated range, where behaviour and warranty cover are unpromised.

Chargers work in extreme heat, but the governing temperature is the enclosure’s, not the forecast’s. Sun loading, step-down behaviour and the owner’s levers.

ENERGY STAR certification for EV chargers is an EPA efficiency label: check the exact model on the certified products list before you rely on it.

A plugged-in charger draws a small standby load. Multiplied across every connector on a site, it becomes a standing annual cost — here is how to size it.

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