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Leviton Whole Home Energy Monitor with One Pair of CTs (LWHEM-2)

Model: LWHEM-2 · SKU: LWHEM-2

Prepared Nov 12, 2026

Common specifications

Device typeNot documented
Max switched load (A)Not documented
Max switched load (W)Not documented
Measurement channels
1 pair LSMMA included; up to 3 pairsSource [1]
Current sensorsNot documented
Current ratingNot documented
Voltage rangeNot documented
AccuracyNot documented
Communications
802.11 a/b/g/n @ 2.4GHzSource [2]
DisplayNot documented
Power input
dedicated 2-pole circuit breakerSource [1]
MountingNot documented
Safety listingNot documented
WeightNot documented
DimensionsNot documented
Enclosure volumeNot documented
Warranty term
2 yearsSource [1]

All recorded specifications

Certifications (as printed)
C-ETL-US, RSS, Wi-Fi CERTIFIED, FCC Part 15 Class BDocumented claim
Conditions

Printed as "Standards and Certifications : C-ETL-US, RSS, Wi-Fi CERTIFIED™, FCC Part 15, Class B".

Location: Product page and documents as quoted

Printed as "Standards and Certifications : C-ETL-US, RSS, Wi-Fi CERTIFIED™, FCC Part 15, Class B".

Location: Product page and documents as quoted

[1]
Communications
802.11 a/b/g/n @ 2.4GHzDocumented claim
Conditions

Printed as "Wi-Fi – 802.11 a/b/g/n @ 2.4GHz".

Location: Product page and documents as quoted

Printed as "Wi-Fi – 802.11 a/b/g/n @ 2.4GHz".

Location: Product page and documents as quoted

[2]
Measurement channels
1 pair LSMMA included; up to 3 pairsDocumented claim
Conditions

Printed as "One pair of CTs (LSMMA) included; use up to three pairs of CTs plugged into the LWHEM-2 which connects via Wi-Fi to My Leviton".

Location: Product page and documents as quoted

Printed as "One pair of CTs (LSMMA) included; use up to three pairs of CTs plugged into the LWHEM-2 which connects via Wi-Fi to My Leviton".

Location: Product page and documents as quoted

[1]
Operating temperature
-20 to 85 °C-4 to 185 °F convertedDocumented claim
Conditions

Printed as "Operating Temperature : -20°C to 85°C".

Location: page Technical Information

Printed as "Operating Temperature : -20°C to 85°C".

Location: page Technical Information

[1]
Power input
dedicated 2-pole circuit breakerDocumented claim
Conditions

Printed as "Requires : A dedicated 2-pole Circuit Breaker to power the Whole Home Energy Monitor".

Location: Product page and documents as quoted

Printed as "Requires : A dedicated 2-pole Circuit Breaker to power the Whole Home Energy Monitor".

Location: Product page and documents as quoted

[1]

Warranty

Warranty term
2 yearsDocumented claim
Conditions

Printed as "Warranty : Two-Year Limited Warranty".

Location: page Technical Information

Printed as "Warranty : Two-Year Limited Warranty".

Location: page Technical Information

[1]

Certificate records

No records documented.

Sources and revisions

  1. Leviton product page: Whole Home Energy Monitor with One Pair of CTs (captured October 12, 2026)Official product page · Checked https://leviton.com/products/lwhem-2
  2. Product Specifications: Leviton Whole Home Energy Monitor and CTs (LWHEM, LSMMA) (SC-011623A-dp, © 2023)Official datasheet · Checked https://leviton.com/content/dam/leviton/residential/product_documents/instruction_sheet/lwhem-specification-sheet-rs-sc091823-en-leviton.pdf