Largest Inventory of Second-Hand Automation in the Southern Hemisphere

RTA421-A31A | Endress + Hauser | Limit Alarm Switch, 2 Channel

RTA421-A31A | Endress + Hauser | Limit Alarm Switch, 2 Channel

Endress + Hauser RTA421-A31A

  • RTA421-A31A
  • Endress + Hauser
  • Limit Alarm Switch
  • 20-250VAC/DC Power Supply
  • 2 Channel Analog Input
  • 0-20mA / 4-20mA Current Input
  • 0/2-10V / 10-0/2V Voltage Input
  • 2x Potential-Free Changeover Contacts
  • 250VAC / 8A Contact Rating
  • 30VDC / 5A Contact Rating
  • 3-Pushbutton Operation

Is Endress + Hauser RTA421-A31A not the part you are wanting? Check out the rest of our store to see what else we have to offer!

*4D Controls is not an authorized distributor, reseller or representative of any of the products featured. The use of any brands, logos, trademarks and names are for identification purposes only. 

💼 20+ Years in Automation Sourcing control and automation parts for industry worldwide
🏭 Obsolete & Discontinued We stock the parts that the manufacturers no longer supply
✅ 2-Year Warranty Checked by our technicians and covered for two full years
🚚 Fast Dispatch Ships same day or next business day

Condition: Surplus New

  • This is a Surplus Unused part. It has never been installed or put into service.
  • The item or its packaging may show dust or marks from storage. Contact us before purchasing if you need details on the exact unit.
Need more than one or can't find what you're looking for? Send us a message. We may have additional stock or alternative conditions available.

Shipping

Dispatch

  • Orders ship same day or next business day.
  • We ship worldwide, and have supplied customers in over 80 countries.

Options & Savings

  • We combine shipping, so you save on orders with multiple items.
  • Delivered by StarTrack, DHL, TNT or FedEx.
  • We can ship on your own DHL, TNT or FedEx account.
  • Local pickup can be arranged. Send us a message to organise.
  • A tax invoice is provided to all Australian buyers.
International buyers: depending on the destination country, additional import fees or duties may apply. These costs are the buyer's responsibility and are handled directly between the courier and the buyer.

Warranty & Returns

2-Year Warranty

  • Every item we sell is covered by the 4D Controls 2-Year Warranty, regardless of condition.
  • If an item fails within the warranty period, we will repair, replace or refund it.
  • To make a claim, send us a message through eBay with your order number and a description of the fault.
  • Return freight on warranty claims is the buyer's responsibility.

60-Day Returns

  • We accept returns within 60 days if you change your mind or order the wrong part.
  • We pay the return shipping on change of mind returns.
If anything isn't right with your item, send us a message through eBay. Our team will sort it out quickly.

About 4D Controls

  • The largest inventory of second-hand automation in the Southern Hemisphere. We are specialists in industrial automation and control equipment.
  • A genuine brick & mortar business with branches in Australia and the USA, serving customers in over 80 countries.
  • We also offer in-house repairs for automation and control equipment. Contact us with your repair enquiry.
  • Browse our eBay store for thousands of other control, automation, instrumentation and electrical parts.
  • While we endeavour to keep stock levels accurate, occasionally items may sell elsewhere.
  • Messages received outside Eastern Australian business hours will be answered on the next business day.
4D Controls
4D CONTROLS  ·  Largest Inventory of Second-Hand Automation in the Southern Hemisphere