Micro Limit Switch CNTD CMV10‑051C CMV10‑051C2 Hinge Short Roller Lever 10A 250VAC 1NO1NC Plastic Housing Travel Switch for Indu
SPECIFICATIONS
Brand Name: NONE
Material: ABS
Model Number: CMV10051C CMV10051C2
Origin: Mainland China
CNTD CMV10-051C / CMV10-051C2 Micro Limit Switch
CMV Series | Long Lever Type (with Long Back Strip) | 1NO/1NC Snap-Action | Miniature Micro Switch
Key Features
Snap-action SPDT Contacts – 1NO + 1NC snap-action contact form for flexible wiring in position-detection and signal-feedback circuits.
Long Lever Actuator – Long lever (with long back strip); operating force 0.69N, release force 0.06N, operating position 15.2 ± 3mm.
Two Terminal Versions – CMV10-051C: 250# terminal, t = 0.8; CMV10-051C2: 187# terminal, t = 0.5. Same switch body, different quick-connect terminals.
Thermoplastic Shell – Thermoplastic housing; from 10A or 16A, a wide variety, complete style, popular micro switch of the CMV Series.
Door Interlock & Current Blocking – It can be used for current blocking when the door is opened or closed, ideal for appliance doors and access panels.
10A / 250V AC-15 Rating – Rated insulation voltage Ui 380V, conventional free air thermal current Ith 10A; minimum applicable load DC 24V 10mA.
CCC / CE / TUV Certified – CCC: GB/T14048.5; TUV & CE: EN 60947-5-1. Various actuator styles available within the CMV Series.
Product Overview
The CNTD CMV10-051C and CMV10-051C2 are miniature snap-action micro limit switches from the CMV Series (horizontal limit switch family). Both models share the same long lever actuator (with long back strip) and 1NO + 1NC snap-action contacts, differing only in terminal type: the CMV10-051C uses a 250# terminal (t = 0.8) while the CMV10-051C2 uses a 187# terminal (t = 0.5). With a thermoplastic shell, they are popular micro switches suitable for current blocking when a door is opened or closed, and are widely used in household appliances, door interlocks, automation equipment and position-detection circuits.
Key Properties
Parameter |
Value |
Parameter |
Value |
Model |
CMV10-051C / CMV10-051C2 |
Brand |
CNTD |
Rated Voltage |
250V AC (Ui 380V) |
Rated Current |
10A (Ith) |
Contact Configuration |
1NO + 1NC Snap-action (SPDT) |
Actuator Type |
Long Lever (with long back strip) |
Terminal Type |
051C: 250# terminal, t=0.8; 051C2: 187# terminal, t=0.5 |
Material |
Thermoplastic shell |
Operating Speed |
0.1 mm ~ 1 m/s (button type) |
Operating Frequency |
Electrical: 20 operations/min |
Contact Resistance |
25 mΩ max. (initial value) |
Insulation Resistance |
100 MΩ min. (at 500V DC) |
Vibration |
10 ~ 55 Hz, 1.5mm double amplitude |
Ambient Temperature |
-20 ~ +70°C (no icing) |
Humidity |
≤85% RH (general-purpose type) |
Electrical Life |
300,000+ operations |
Origin |
Zhejiang, China |
Certification |
CCC, CE, TUV |
Application |
Door interlock current blocking, household appliances, automation equipment, position detection |
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Detailed Specifications
Parameter |
Value / Description |
Operating Force (OF) |
0.69N |
Release Force (RF) |
0.06N |
Pretravel (PT) |
9.0mm |
Overtravel (OT) |
2.0mm |
Movement Differential (MD) |
2.8mm |
Operating Position (OP) |
15.2 ± 3mm |
Terminal Type |
CMV10-051C: 250# Terminal, t = 0.8; CMV10-051C2: 187# Terminal, t = 0.5 |
Operating Speed |
0.1 mm ~ 1 m/s (button type) |
Operating Frequency |
Electrical: 20 operations/min |
Contact Resistance |
Max. 25 mΩ (initial value) |
Insulation Resistance |
Min. 100 MΩ (at 500V DC max.) |
Minimum Applicable Load |
DC 24V 10mA or more |
Rated Insulation Voltage (Ui) |
380V |
Rated Impulse Withstand Voltage (Uimp) |
4kV |
Conventional Free Air Thermal Current (Ith) |
10A |
Safety-Certified Ratings |
AC-15: 10A / 250V; DC-13: CMV10-051C 0.3A / 220V, CMV10-051C2 0.3A / 250V (as stated on the respective official product pages) |
Dielectric Strength |
• Between current-carrying & non-current-carrying metal parts: 1500V AC, 50/60 Hz, 1 min |
Vibration |
10 ~ 55 Hz, 1.5mm double amplitude |
Shock |
Mechanical durability: approx. 1,000 m/s² (~100G); Malfunction durability: approx. 200 m/s² (~20G) |
Ambient Temperature |
-20 ~ +70°C (no icing) |
Humidity |
≤85% RH (general-purpose type, +5 ~ +35°C) |
Electrical Life |
300,000+ operations (AC 240V / 3A resistive load); 50,000+ operations (AC 240V / 10A resistive load) |
Certification Specifications |
CCC: GB/T14048.5; TUV: EN 60947-5-1; CE: EN 60947-5-1 |
Note: Values are based on the official CNTD website (cntd.com) product pages for CMV10-051C and CMV10-051C2 (CMV Series). The complete ratings table is published as a downloadable PDF on the official pages; no IP rating is specified for the CMV10 Series on the official product pages. Please verify against the actual unit and supplied datasheet before installation or listing.








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