PlainRecalls

Non-Contact Voltage Testers Recalled by Klein Tools Due to Shock Hazard

Reported: June 9, 2021 Initiated: June 9, 2021 #21150 About 1,690,000 (In addition, about 67,800 were sold in Canada) units

CPSC recall on June 9, 2021. Classified as Moderate severity. Approximately About 1,690,000 (In addition, about 67,800 were sold in Canada) units are affected. The recall was issued because: The on/off button can remain depressed during the power on or power off cycle, causing the tester to work improperly. C…. This recall notice is sourced from official CPSC enforcement records. Below you will find the complete product description, hazard information, remedy instructions, and related recalls from the same manufacturer or product category.

Recall Insight

This CPSC action (record #21150) was formally reported on June 9, 2021. It is classified under Moderate severity, with a current status of Active. The recalling firm is not specified in the federal record. Federal records indicate About 1,690,000 (In addition, about 67,800 were sold in Canada) units are affected, placing this recall in the million-unit bracket that typically triggers nationwide consumer alerts and retailer sweeps.

The documented reason for this recall is: The on/off button can remain depressed during the power on or power off cycle, causing the tester to work improperly. Consumers testing electrical sources could fail to be warned of the presence of live voltage if the t… Distribution information was not included in the agency filing, so consumers should assume broad potential exposure until the firm publishes point-of-sale details. The remedy documented by the agency is: Consumers should immediately stop using the recalled non-contact voltage testers and contact Klein Tools for instructions on receiving a free replacement tool. — consumers holding this product should act on that instruction rather than relying on general guidance.

To put this record in context, PlainRecalls indexes 83,949 recalls across the FDA, CPSC, NHTSA and USDA FSIS going back to 1995. Within the same product category, the database holds 6 closely related recalls. That clustering is a signal — repeated actions in a narrow category often indicate a systemic quality-control issue, a supplier-wide contamination, or a design defect that has propagated across product lines. This recall is roughly 5 years old; older recalls can remain relevant because many units enter resale, rental, and secondary-market channels where the original warning never reaches the end user. Always cross-check the recall number against the official agency page before relying on any summary.

Recall Distribution by Severity Class

Severity1Class I (Critical)Class II (Moderate)Class III (Low)
Recall Distribution by Severity Class

Severity

Moderate

Units Affected

About 1,690,000 (In addition, about 67,800 were sold in Canada)

Related Recalls

6

0 from same agency

Product Description

This recall involves Klein Tools Non-Contact Voltage Testers with model numbers NCVT1 and date codes ending H7. The product was also sold separately and in kits. The following model numbers are involved in the recall, all bearing date codes ending in H7. Model Number Description Retail Price (U.S. $) NCVT1 Non-Contact Voltage Tester 16.97 NCVT1SEN Non-Contact Voltage Tester with Sensormatic Tag 16.97 NCVT1EP Non-Contact Voltage Tester (Econo. Pack - Bubble Bag) 16.97 NCVT1A Non-Contact Voltage Tester (Asian Packaging) 16.97 NCVT1E Non-Contact Voltage Tester (European Packaging) 16.97 69149 KIT, 3PC, Multimeter Test Kit (Retail Clam Shell) 39.97 80018 KIT, 4PC, Residential Electrical Tool Kit (Poly-Bag & UPC Label) 49.99 80023 KIT, 3PC, Home Inspector Moisture Meter Kit, (Poly-Bag & UPC Label) 59.99 MPZ00001 KIT, 2PC, Pliers + NCVT1 Tester (Clam Shell) 51.72 MPZ00052R KIT, 3PC, Stripper/Cutter + NCVT1 Tester + RT210 GFCI Tester (Retail Clam Shell) 67.42 The meters have a yellow body housing with a tinted gray tip and have a black pocket clip/battery cap on the back. The part/model numbers are written on the top of each unit above the brand name KLEIN TOOLS and date codes are printed on the bottom of the unit under the brand name. The product is rated CAT IV and measures voltage up to 1,000 Volts.

Reason for Recall

The on/off button can remain depressed during the power on or power off cycle, causing the tester to work improperly. Consumers testing electrical sources could fail to be warned of the presence of live voltage if the tester is not properly operating, posing a shock hazard to the users.

Remedy

Consumers should immediately stop using the recalled non-contact voltage testers and contact Klein Tools for instructions on receiving a free replacement tool.

Details

Units Affected
About 1,690,000 (In addition, about 67,800 were sold in Canada)

Recall Profile

Structured summary of the CPSC recall record
Attribute Value
Agency U.S. Consumer Product Safety Commission
Severity class Moderate
Status Active
Recall number 21150
Date reported June 9, 2021
Date initiated June 9, 2021
Recalling firm Not disclosed
Units affected About 1,690,000 (In addition, about 67,800 were sold in Canada)
Distribution Not disclosed

Profile values are sourced directly from the official CPSC enforcement record. Source: U.S. Consumer Product Safety Commission.

Scale of Impact

About 1,690,000 (In addition, about 67,800 were sold in Canada) units affected — million-unit bracket.

Regional (<10K units)
Multi-state (10K – 100K units)
Large-scale (100K – 1M units)
Massive (≥1M units) ✓ This recall

Bracket cutoffs follow federal recall-disclosure conventions; bar widths scale linearly within each bracket. Source: PlainRecalls analysis of U.S. Consumer Product Safety Commission filings.

Frequently Asked Questions

What product was recalled?
This recall involves Klein Tools Non-Contact Voltage Testers with model numbers NCVT1 and date codes ending H7. The product was also sold separately and in kits. The following model numbers are involved in the recall, all bearing date codes ending in H7. Model Number Description Retail Price (U.S. $) NCVT1 Non-Contact Voltage Tester 16.97 NCVT1SEN Non-Contact Voltage Tester with Sensormatic Tag 16.97 NCVT1EP Non-Contact Voltage Tester (Econo. Pack - Bubble Bag) 16.97 NCVT1A Non-Contact Voltage Tester (Asian Packaging) 16.97 NCVT1E Non-Contact Voltage Tester (European Packaging) 16.97 69149 KIT, 3PC, Multimeter Test Kit (Retail Clam Shell) 39.97 80018 KIT, 4PC, Residential Electrical Tool Kit (Poly-Bag & UPC Label) 49.99 80023 KIT, 3PC, Home Inspector Moisture Meter Kit, (Poly-Bag & UPC Label) 59.99 MPZ00001 KIT, 2PC, Pliers + NCVT1 Tester (Clam Shell) 51.72 MPZ00052R KIT, 3PC, Stripper/Cutter + NCVT1 Tester + RT210 GFCI Tester (Retail Clam Shell) 67.42 The meters have a yellow body housing with a tinted gray tip and have a black pocket clip/battery cap on the back. The part/model numbers are written on the top of each unit above the brand name KLEIN TOOLS and date codes are printed on the bottom of the unit under the brand name. The product is rated CAT IV and measures voltage up to 1,000 Volts.. Units affected: About 1,690,000 (In addition, about 67,800 were sold in Canada).
Why was this product recalled?
The on/off button can remain depressed during the power on or power off cycle, causing the tester to work improperly. Consumers testing electrical sources could fail to be warned of the presence of live voltage if the tester is not properly operating, posing a shock hazard to the users.
What should consumers do?
Consumers should immediately stop using the recalled non-contact voltage testers and contact Klein Tools for instructions on receiving a free replacement tool.
Which agency issued this recall?
This recall was issued by the CPSC on June 9, 2021. Severity: Moderate. Recall number: 21150.
How do I check if my product is affected by a recall?
Check the product description and recall number (21150) against your product. Visit the official CPSC website for the most current information. You can also use our Recall Checker tool to search by product name or brand.
How do I report an injury from a recalled product?
Report injuries to the issuing agency: CPSC at SaferProducts.gov, NHTSA at nhtsa.gov/report-a-safety-problem, or FDA via MedWatch. Document the product (photos, model/serial numbers, purchase receipts) and seek medical attention. Injury reports help agencies track hazard patterns and may strengthen enforcement actions.

Recall Context

Product recalls are issued when a manufacturer, distributor, or federal agency determines that a product poses a safety risk to consumers. This recall is classified as moderate severity, indicating the product may cause temporary or medically reversible health consequences. Across PlainRecalls, we track 83,000+ recalls from FDA, CPSC, and NHTSA to help consumers stay informed and act quickly when safety issues arise.

Nearby Recalls in This Category

Other recalls in the same product category — useful for spotting patterns across the same defect class or manufacturer.

Compare this recall with Endo-Model Replacement Plateau; Item Number: 15-0027/11; →

Data Sources

Data as of 2025. Source: FDA, CPSC, NHTSA, USDA FSIS federal recall databases.

  • Source: FDA — Food and Drug Administration, openFDA Enforcement API (food, drug, and medical device recalls)
  • Source: CPSC — Consumer Product Safety Commission Recalls API (consumer product recalls and hazards)
  • Source: NHTSA — National Highway Traffic Safety Administration Recalls API (vehicle safety recalls)
  • Source: USDA FSIS — Food Safety and Inspection Service (meat, poultry, and egg product recalls)

Recall information is sourced from official federal agency databases. Always verify recall details with the issuing agency for the most current status. This information is for research and awareness purposes only.

All federal data sources used on this page

Source: Federal recall agencies (FDA, CPSC, NHTSA, USDA FSIS) Aggregated multi-agency recall feeds · 2024 Recall data normalized across federal agency feeds; severity classifications follow each agency's own taxonomy (FDA Class I/II/III; CPSC, NHTSA, USDA FSIS).