TH25 Signal Lamp 18x24mm


with plug-in connection and straight plastic front frame

Design, Dimensions, Weight

Dimensions WxHxD 24x18x41mm
Front panel thickness max. 6.5mm - min. 1.0mm
Mounting diameter 16,2mm
Weight 7g

Ordering Data and Conformity

Type designation TH-25 Signal lamp 18x24mm
Article no. TH551008
Make TH-Contact
Conformity CE, VDE

Technical Data

Switching mechanism Heart curve control
Actuating force Circa 2.5N (with one contact element)
Button mounting Central, by means of union nut made of metal
Protection class IP40
Front frame material Thermoplastic or aluminium alloy made of metal
Lighting Incandescent lamp or LED max. 60V / 1.2W
Operating temperature -30°C to +55°C
Service life (mechanical) 1,000,000 switching cycles
Contact element 5A Plug-on mounting provided by customer
Housing material Duroplast, self-extinguishing (UL 94 V0)
Contact material silver contact: Hard silver alloy 2µm silver plated / gold contact: Hard silver alloy 2µm silver plated and 0.4µm gold plated
Contact resistance Contact silver plated < 50 mOhm, Contact gold plated < 30 mOhm
Number of contacts Either 1Ö or 1S or 1Ö + 1S, or 2Ö + 2S per contact element. Max. 2 double contact elements per button
Type of connection Plug-in connection for flat receptacles 2.8x0.5mm
Contact mechanics Self-cleaning snap-action contacts with low bounce
Direct current load (ohmic) 5A/12V, 4A/24V, 3A/36V, 2A/48V, 1.5A/60V, 0.5A/125V, 0.3A/250V
Direct current load (inductive L/R = 15ms) 3A/12V, 2A/24V, 1.7A/36V, 1.5A/48V, 1.2A/60V, 0.3A/125V, 0.2A/250V
Switching capacity 5A 250V AC (cos 0.7), recommended fuse element: LS switch type C 6 A
Service life (electronic) 70,000 switching cycles 5A 250V (cos 0.7)
Vibration resistance up to 55Hz at 1.5mm stroke.


TH25 Signalleuchte 18x24mm

Article no.: TH551008

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