AJAX 42837.19.NC3 Remote Control Low Current Relay with Dry Contacts

$102.99
Brand: AJAXReviews
Available to order. Usually ships in 1–3 business days.
  • Free US shipping on orders over $200. Add $97.01 more to qualify.
  • 30-day returns counted from delivery. Return policy
  • Manufacturer's warranty from AJAX. Warranty
  • Need a quote? Add it to your cart and download a PDF quote, or ask for volume pricing.
D Questions about this product? Daniel and the team reply fast, usually within minutes. Chat with us now or email us.
Reviews

Product Overview


Settings versatility and low power consumption make Relay a universal tool for equipment control. Dry contact is not galvanically connected to the device power supply so that it can be used both in low-voltage and household networks. There are bistable and pulse modes. The relay can be easily connected to a power supply unit paired with a backup battery. Connecting Relay to the hub takes less than a minute — it's enough to scan a QR code with the Ajax app. The miniature device (39×33×18 mm) fits easily into a junction box, an electrical panel, or a switching unit body with DIN Holder. And the flexible external antenna provides stable connectivity.

Main Features
  • Pulse 1–255 seconds
  • Power supply 7–24 V
  • Dry contact
  • Two-way communication at a distance of up to 1000 meters
  • 5 radio signal range extenders in the system
  • Command delivery in 0.15 s
  • Adjustable ping from 12 s
General Information
Name: AJAX 42837.19.NC3 Remote Control Low Current Relay with Dry Contacts, AJAX SYSTEMS CH, AJAX
Category: AJAX, Intrusion, Power Products, Relays
UPC Code: 850042389195



Shipping

Free US shipping on orders over $200. Orders under $200 ship at the rate shown at checkout. Oversized items ship by freight; we confirm the quote with you first.

Shipping policy

Returns

Return within 30 days of delivery. Opened items may carry an open-box fee of up to 30%, set by our QA team on inspection. Return shipping is paid by the customer.

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Damaged or wrong item?

Tell us within 3 days of delivery with photos and we'll make it right, with no fee.

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AJAX warranty

This product is covered by the manufacturer's warranty. We help you with the claim from start to finish.

Warranty details

Support from real people

Setup questions, compatibility, firmware: chat with a specialist or email info@silarius.com, Monday to Friday, 8am to 4pm ET.

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Business accounts

Approved businesses can pay on Net 30 / PO terms after their second completed order.

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Frequently Asked Questions

What is included with the AJAX 42837.19.NC3 Remote Control Low Current Relay with Dry Contacts?+
Ships with all standard manufacturer accessories.
Is it covered by a warranty?+
Yes — Silarius provides manufacturer-backed warranty support. Contact us at silarius.com.
How do I get technical support?+
Our team is at silarius.com/contact for pre-sale consulting and post-sale support.
Can I order in bulk?+
Yes — Silarius offers volume pricing for integrators, resellers, and commercial buyers.
What is the shipping time?+
In-stock items ship within 1–2 business days.

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