CNTD TZ-8109 IP65 Limit Switch 300V 10A SPDT Industrial Waterproof Travel Switch Double Spring CE Certified
SPECIFICATIONS
Brand Name: NONE
Certification: TUV, ISO9001, CCC, CE
Model Number: TZ-8109
Origin: Mainland China
is_customized: Yes

CNTD TZ-8109 Waterproof Roller Lever Limit Switch
Self-Resetting Vertical Position Switch | IP65 | Industrial Grade
1.Features:
IP65 Full Sealed Protection-Waterproof, oilproof & dustproof sealed design — built to survive harsh industrial environments with coolant spray, dust, and oil exposure.
Double Circuit Safety Design-Dual contact circuit provides redundant position detection for safety-critical applications — ideal for elevator systems, heavy machinery, and automated production lines
500,000+ Mechanical Life-Double-spring contact box with long mechanical life (500K+ cycles) — engineered for continuous duty under high-frequency operation
Adjustable Rubber Roller Lever-R40-80mm adjustable roller radius with smooth self-resetting action; rubber roller surface ensures accurate, slip-free position detection
Rugged Industrial Construction-Reinforced plastic housing + zinc alloy roller lever body; compact size with conduit design for easy cable management
2.Key attributes
Parameter 1 |
Value 1 |
Parameter 2 |
Value 2 |
Max. Voltage |
380VAC |
Max. Current |
10A |
IP level |
IP65 |
Operating Temperature |
-20~+70℃(With no icing) |
Contact Arrangement |
SPDT |
Termination Type |
Screw |
Material |
Metal, plastic, Rubber |
Application |
Indicator, Industrial Switch, Industry Equipment |
Whether The Smart |
No |
Model Number |
TZ-8109 |
Place of Origin |
Zhejiang, China |
Brand Name |
CNTD |
Operating Speeo |
5mm-0.5m/s |
Operating Frequency |
Electical:30 operations/min |
Contact Resistance |
25mΩ max.(initial value) |
Contact Resistance |
mΩ min.(below 500VDC) |
Vibration |
10~55Hz,1.5mm double amplitude |
Ambient temperature |
Using: -20~+70°C (With no icing) |
Humidity |
<95%RH |
Electrical life |
500,000 operations above |
Inrush Current |
N.C:below 24A, N.O:below 12A |
Certification |
TUV, ISO9001, CCC, CE |
3.Model Designation

No |
Item |
Code |
Description |
Forced disconnection Yes/No |
1 |
Product series |
TZ-8 |
Design code |
|
2
|
Head structure
|
104 |
Plastic roller swing rod type |
Only NC end has forced disconnection |
105 |
Metal roller swing rod type |
Only NC end has forced disconnection |
||
107 |
Adjustable rod swing rod type |
Only NC end has forced disconnection |
||
108 |
Adjustable swing rod plastic roller type |
Only NC end has forced disconnection |
||
109 |
Adjustable swing rod metal roller type |
Only NC end has forced disconnection |
||
111 |
Plunger type |
|||
111M |
Plunger type(Metal head) |
|||
112 |
Cross wheel plunger type |
|||
112M |
Cross wheel plunger type (Metal head) |
|||
122 |
Vertical wheel plunger type |
|||
122M |
Vertical wheel plunger type (Metal head) |
|||
166 |
Plastic rod coil spring type |
|||
167 |
Coil spring type |
|||
168 |
Metal rod coil spring type |
|||
169 |
Tentacle type |
|||
108H |
Adjustable swing rod rubber roller type |
Only NC end has forced disconnection |
||
3 |
Outgoing type |
None |
Rubber tail sleeve |
4.Specifications
Operation Speed |
5mm-0.5m/s |
Operating Frequency |
Electrical: 30 operations/min |
Contact Resistance |
25mΩ max. (initial value) |
Insulation Resistance |
100mΩ min. (below 500VDC) |
Dielectric Strength |
1000VAC,50/60Hz for 1 minute between terminals of the same polarity |
1500VAC,50/60Hz for 1 minute between current-carrying and non-current-carrying metal parts | |
1500VAC,50/60Hz for 1 minute between each terminal and ground | |
Vibration |
10-55Hz, 1.5mm double ampliude |
Shock |
Mechanical durable: 1,000m/Sec² (about 100G'S)
Malfunction: 300m/Sec² (about 30G'S)
|
Ambient Temperature |
Using: -20~+70℃ (With no icing) |
Humidity |
<95% RH |
Electrical Life |
500,000 operations above |
Degree of Protection |
IP65 |
5.Contact Analysis

The CNTD TZ-8109 is a compact industrial limit switch for precise position detection in harsh automation environments. Its reinforced plastic + aluminum cast housing delivers high strength in a small footprint.
Rated 300V / 10A with an SPDT contact and double-spring contact box, it sustains 500,000+ operations at 5 mm/s–0.5 m/s, up to 30 ops/min.
The IP65 sealed, water- and oil-proof body runs reliably from −20°C to +70°C (<95% RH). Conduit entry eases wiring; multiple actuators fit diverse applications.
Certified CE / TÜV / CCC / ISO9001 — a dependable choice for machine builders and maintenance teams.





Note:
Please confirm your required model before ordering. Other models are also available, including TZ‑8104, TZ‑8105, TZ‑8107, TZ‑8108, TZ‑8108H, TZ‑8109, TZ‑8111, TZ‑8112, TZ‑8122, TZ‑8166, TZ‑8167, TZ‑8168, TZ‑8169. A total of 13 models are for your selection. Contact us for bulk pricing and technical support.
Applications:
CNC Machinery — axis limit detection, home position sensing
Conveyor Systems — package presence/position detection
Elevator & Lift Systems — floor level positioning, door zone control
Automated Assembly Lines — end-of-travel stopping, workpiece positioning
Presses & Stamping Machines — safety interlock, die protection
Automotive Manufacturing — welding jig positioning, robot arm limits
Marine & Port Equipment — corrosion-resistant position sensing
Package Includes:
1 x TZ-8109 Limit Switch
- Standard Shipping: Standard Shipping (12–18 Business Days)
- Express Shipping: Expedited Shipping (5–9 Business Days)
- Free Shipping: Orders over $199 qualify automatically
- Tracking: Full tracking number provided for all orders
- Returns: 30-day hassle-free return window
- Condition: Items must be unused and in original packaging
- Refund: Full refund processed within 3-5 business days
- Factory Direct: ISO/TS 16949 certified manufacturer
- Quality: 100% electrical continuity tested before shipment
- Experience: 15+ years in automotive connector industry
- Support: Professional technical support available
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