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header-product Automotive Relay BLOW MPJS212C 12V (model S142C12V) 12V Coil
4.49 €

Automotive Relay BLOW MPJS212C 12V (model S142C12V) 12V Coil

Automotive Relay BLOW MPJS212C 12V Photo 1
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Automotive Relay BLOW MPJS212C 12V (model S142C12V) 12V Coil

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Automotive Relay BLOW MPJS212C 12V (model S142C12V) 12V Coil

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Short description

BLOW MPJS212C 12V (S142C12V) is a 12-volt automotive relay designed for switching electrical circuits in vehicles. It features a 12V coil and standard relay functionality suitable for lighting, fans, pumps and other automotive accessories. Intended for replacement or OEM use where MPJS212C / S142C12V form factor and 12V coil are required.
Available for order: 968 pcs.
Warranty: 2 Years
SKU: 12065568
Manufacturer: BLOW
delivery
to the Customer Service Center at Kengaraga 2b, Riga
07.07.2026 {{selectedOffer.officeDeliveryString}}
free
Customer service center
2b. Kengaraga str., Riga, Latvia, LV-1063
07.07.2026 {{selectedOffer.officeDeliveryString}}
free
Courier Delivery Please note that in case of a large parcel additional delivery costs may apply!
10.07.2026 {{selectedOffer.courierDeliveryString}}
From 4.99 €
Parcel couriers
Latvijas Pasts pakomāts / Unisend / DPD Paku skapis / Omniva / Venipak Pickup / Venipak Locker / Latvijas Pasts nodaļa
10.07.2026 {{selectedOffer.parcelStationDeliveryString}}
From 1.99 €
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Payment Methods:
Bank transfer, Bank cards on-line, Apple Pay, Google Pay
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Product information

Description

BLOW MPJS212C 12V (model S142C12V) is a 12-volt automotive relay designed to switch electrical circuits in vehicles. It provides a compact electromechanical solution with a 12V coil for controlling loads such as lighting, cooling fans, pumps and other accessories. The relay is intended for replacement or OEM installations where the MPJS212C / S142C12V form factor and 12V coil are required, offering standard single-relay switching functionality compatible with common automotive wiring systems.

Advantages

The relay offers reliable electromechanical switching with a 12V coil suitable for most vehicle electrical systems. Its compact design allows installation in constrained spaces and replacement of like-for-like relay modules. The device is compatible with typical automotive voltages and loads, enabling straightforward integration into lighting, fan and pump circuits without additional interface electronics.

Suitable for

  • Switching vehicle headlights, auxiliary lights and signal circuits
  • Controlling radiator or cabin fans
  • Powering electric fuel or water pumps
  • Replacing worn or faulty relays in OEM relay panels

Key specifications

  • Coil voltage: 12 V DC
  • Relay type: electromechanical automotive relay
  • Contact function: standard single-relay switching (SPDT/SPST depend on wiring; check vehicle wiring)
  • Typical applications: lighting, fans, pumps and general automotive accessories
  • Form factor: compact module suitable for standard automotive relay sockets and installations

How to use

Install the relay in the vehicle's relay socket or mount it securely in the intended location, ensuring correct orientation and secure connections to the coil and contact terminals. Verify wiring against the vehicle's circuit diagram to confirm proper terminals for power, load and ground. Apply 12 V DC to the coil circuit to actuate the relay and switch the load. When replacing an existing relay, compare pin layout and physical dimensions to ensure compatibility before installation.

Usage recommendations

Use this relay within the rated vehicle electrical system and ensure fuses or circuit protection are present on supply lines. Avoid exposing the relay to prolonged moisture or contaminants; install in protected locations when possible. If unsure about wiring or compatibility, consult vehicle wiring documentation or a qualified auto electrician.

Description

Machine translation. Load original

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Customer reviews

Customer questions

FAQ

How much does the Automotive Relay BLOW MPJS212C 12V cost, and is it available for purchase?

The price is 4.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 968 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 07.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Bank cards on-line, Apple Pay, Google Pay. All transactions are 100% secure and encrypted.

Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

What is the warranty period?

All BLOW products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized BLOW service centers and through AiO.lv

Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. We will assist with consultation, warranty claim processing, and coordination with certified service centers.
warranty
14-Day Return Policy We are confident in our quality, but if the purchase doesn’t fit — you have 14 days to return the product with peace of mind.
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Fast Delivery Get your orders as quickly as possible — right to your door, parcel lockers, or pickup points across Latvia and the EU.
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Quality Since 2008 AiO.lv has been on the market for over 18 years and has earned trust — with more than 6000 genuine positive reviews on Google.