LZX:RT424012

**LZX:RT424012** 

**Data sheet** 

Plug-in relay 2 W, Width 15 mm, 12 V DC for LZS sockets 

|**product brand name**|SIRIUS|
|---|---|
|**product designation**|Plug-in relay|
|**product type designation**|LZX|
|**General technical data**||
|**consumed activepower**|400 mW|
|**percental drop-out voltage related to the input voltage**|10 %|
|**shock resistance according to IEC 60068-2-27**|5g/ 11 ms|
|**vibration resistance according to IEC 60068-2-6**|30 ... 150 Hz: 5g|
|**operating frequency without load**|72 000 1/h|
|**operating frequency with load**|360 1/h|
|**switching behavior**|monostable|
|**mechanical service life(operating cycles) typical**|30 000 000|
|electrical endurance(operatingcycles)at AC-15 at 230 V typical|100 000|
|**thermal current**|8 A|
|**reference code according to IEC 81346-2**|K|
|**Substance Prohibitance(day/month/year)**|05/01/2012|
|**Net Weight**|0.01 kg|
|**Control circuit/ Control**||
|**control supply voltage at DC rated value**|12 V|
|**operating range factor control supply voltage rated value at**||
|**DC**||
|● initial value|0.9|
|● full-scale value|1.4|
|**Switching Function**||
|**design of the switching function**|changeover switch|
|**Mechanical data**||
|**product componentplug-in socket**|No|
|**design of the relay operating mechanism**|poled|
|**Auxiliary circuit**||
|**type of switching contact**|Changeover contact|
|**material of switching contacts**|AgNi 90/10|
|**number of NC contacts for auxiliary contacts**|0|
|**number of NO contacts for auxiliary contacts**|0|
|number of CO contacts for auxiliarycontacts|2|
|**operational current of auxiliary contacts at AC-15**||
|● at 250 V|3 A|
|operational current at DC-13 at 24 V rated value|2 A|
|**operational current of auxiliary contacts at DC-13**||



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|---|---|---|---|---|
|● at 24 V|2 A|
|ee|Main circuit|
|type of voltage|DC|
|ampacity of the output relay at AC-15 at 250 V at 50/60 Hz|3 A|
|ampacity of the output relay at DC-13|
|● at 24 V|2 A|
|ee|Connections/ Terminals|
|product function removable terminal|No|
|ee|Installation/ mounting/ dimensions|
|mounting|position|any|
|fastening method|base mounting|
|height|29 mm|
|width|12.7 mm|
|oO|
|depth|19.5 mm|
|Ambient conditions|
|ambient temperature|
|● during operation|-40 ... +85 °C|
|● during storage|-40 ... +85 °C|
|● during transport|-40 ... +85 °C|
|ee|Approvals Certificates|
|Environment|General Product Approval|other|
|Environmental Con-|Confirmation|
|firmations|
|—|WHE|ce|B|R|
|other|

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Confirmation 

**Further information** ~~ee~~ **Information on the packaging** https://support.industry.siemens.com/cs/ww/en/view/109813875 **Information for data generation and storage** https://support.industry.siemens.com/cs/ww/en/view/109995012 

**Information- and Downloadcenter (Catalogs, Brochures,…)** https://www.siemens.com/ic10 

**Industry Mall (Online ordering system)** https://mall.industry.siemens.com/mall/en/en/Catalog/product?mlfb=LZX:RT424012 **Cax online generator** https://support.automation.siemens.com/WW/CAXorder/default.aspx?lang=en&mlfb=LZX:RT424012 **Service&Support (Manuals, Certificates, Characteristics, FAQs,...)** https://support.industry.siemens.com/cs/ww/en/ps/LZX:RT424012 

**Image database (product images, 2D dimension drawings, 3D models, device circuit diagrams, EPLAN macros, ...)** https://www.automation.siemens.com/bilddb/cax_de.aspx?mlfb=LZX:RT424012&lang=en 

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**last modified:** 

4/6/2026 

Subject to change without notice © Copyright Siemens 

LZX:RT424012 Page 3/4 

6/3/2026 

Subject to change without notice © Copyright Siemens 

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6/3/2026