Siemens Auxiliary Switch 3RH1921-1CA10 Front-mounted 1 NO 10A 240V for 3RT1
Siemens 3RH1921-1CA10 Auxiliary Switch Block DIN EN50005 1 Closer
Overall Rating: 4.7 / 5 (average from multiple review sources, as of 19 Sept 2026)
Based on a total of 17,972 customer reviews from independent review platforms.
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Based on a total of 17,972 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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£4.72
SIEMENS 3RH1921-1CA10 Auxiliary contacts
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Sept 2026)
Based on a total of 23,888 customer reviews from independent review platforms.
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The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Based on a total of 23,888 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
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Will usually delivered within 3 - 14 working days of receiving cleared payment.
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£10.08
Delivery from £13.20
Siemens Front Mounted Auxiliary Switch 3RH1921-1CA10 For 3RT1 1NO
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Sept 2026)
Based on a total of 23,888 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,888 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 3 - 10 working days of receiving cleared payment.
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£10.91
Delivery from £29.88
1Z auxiliary contacts front mounting SIRIUS 3RT 3RH 3RH1921-1CA10
Overall Rating: 1.2 / 5 (average from multiple review sources, as of 17 Sept 2026)
Based on a total of 23,888 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Based on a total of 23,888 customer reviews from independent review platforms.
Sources & Transparency:
The values are derived from publicly available retailer ratings from platforms such as Feefo, http://Reviews.io , Trustpilot, and others, and are aggregated monthly.
All brand names and logos are the property of their respective owners.
Notice:
pricehunter.co.uk cannot guarantee that published shop ratings originate from consumers who have actually made a purchase from the reviewed retailer.
Will usually delivered within 6 - 13 working days of receiving cleared payment.
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£13.61
Delivery from £13.20
Cheapest offer
Siemens Sirius 3RT19 Contactor and 3RH19 DIN Rail Control Relay - Siemens 3RH19211CA10, The Siemens SIRIUS DIN Rail Auxiliary Relay 3RH1921-1CA10 has screw connections and is ideal as a contactor relay or power contactor. The relay has 1 NO contact and can be fitted onto the front side of the contactor size S0 to S12. Siemens 3RH1921-1CA10 Auxiliary Switch Block DIN EN50005 1 Closer
£4.72
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Rapidonline.com(UK)
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Siemens 3RH1921-1CA10 Auxiliary Switch Block DIN EN50005 1 Closer - Details
▶ Finding you the best price!
We have found 4 prices for Siemens 3RH1921-1CA10 Auxiliary Switch Block DIN EN50005 1 Closer. Our price list is completely transparent with the cheapest listed first. Additional delivery costs may apply.
Siemens 3RH1921-1CA10 Auxiliary Switch Block DIN EN50005 1 Closer - Price Information
- Cheapest price: £4.72
- The cheapest price is offered by Rapidonline.com(UK). You can order the product there.
- The price range for the product Siemens 3RH1921-1CA10 Auxiliary Switch Block DIN EN50005 1 Closer is €£4.72to €£13.61 with a total of 4 offers.
- Payment methods: The online shop Rapidonline.com(UK) supports: Mastercard, Visa
- Delivery: The shortest delivery time is Unknown working days offered by Rapidonline.com(UK).
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