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Product Specifications:
| Item | Circuit Tester |
| Alert Type | Light |
| Amps | 20A |
| Display Screen Type | No Display |
| Display Type | No Display |
| Features | Carabiner Style Clip To Secure To Work Belt, Easy To Read Led Output And Condition Tables, Nylon Housing For Secure Gripping |
| Frequency | 60 Hz |
| Included | Carabiner |
| Nema Plug Configuration | L24-20P |
| Nema Rating | NEMA L24-20P |
| Product Datasheet | hubbell-wiring-device-kellems-hblt3721.pdf |
| Safety Rating | Cat I 347V |
| Tester Type | Ac Circuit Analyzer |
| Testing Functions | Correct Wiring, Hot/Ground Reverse, Hot/Neutral Reverse (Reverse Polarity), Open Ground, Open Hot, Open Neutral |
| Tool Length | 3.7" |
| Tool Width | 2.3" |
| Voltage | 347V , 347V AC |
| Wiring Alerts | Correct Wiring, Hot/Ground Reverse, Hot/Neutral Reverse (Reverse Polarity), Open Ground, Open Hot, Open Neutral |
Shipping Info:
| Ship weight (kg) | 0.15 |
| Ship height (cm) | 6.14 |
| Ship length (cm) | 10.1 |
| Ship width (cm) | 6.14 |
| Country of Origin | US |
Documentation:
Product Variants
| Product | Model | Amps | Voltage | Safety Rating | Nema Rating | Nema Plug Configuration | Included | Display Screen Type | Frequency | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|
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HBL3PT2511 | 20A | 120-208V AC | Cat I 120/208V | NEMA L21-20P | NEMA L21-20P | Clip, Condition Table | No Display | 60 Hz | €188.96 | |
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HBL3PT2811 | 30A | 120-208V AC | Cat I 250V | NEMA l21-30P | NEMA L21-30P | Clip, Condition Table | No Display | 60 Hz | €198.56 | |
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HBLT26CM11 | 30A | 125V AC | Cat I 125V | NEMA L5-30P | L5-30P | Carabiner | No Display | 60 Hz | €210.48 | |
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HBLT2311 | 20A | 125V AC | Cat I 125V | NEMA L5-20P | L5-20P | Carabiner | No Display | 60 Hz | €158.26 | |
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HBLT2321 | 20A | 250V AC | Cat I 250V | NEMA L6-20P | L6-20P | Carabiner | No Display | 60 Hz | €160.90 | |
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HBLT2411 | 20A | 0.5V | Cat I 125/250V | NEMA L14-20P | L14-20P | Carabiner | No Display | 60 Hz | €179.50 | |
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HBLT2331 | 20A | 277V | Cat I 277V | NEMA L7-20P | L7-20P | Carabiner | No Display | 60 Hz | €148.06 |
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Contact us
Contact your account manager right away to get personal advice.
We're available Monday through Friday, from 07:30 until 17:00.
HUBBELL WIRING DEVICE-KELLEMS HBLT3721 Circuit Tester, L24-20P, LED Indicator, 347V AC
€158.10 /unit


