Southco R4-EM Electronic Rotary Latch Product Leaflet

The Southco R4-EM Electronic Rotary Latch product leaflet provides specifications, dimensions, mounting options, and operation details for the…


Southco R4-EM Electronic Rotary Latch Product Leaflet - cover page
Brand
Southco
Category
Other device
Document type
Product Leaflet
Language
English
Pages
16
File format
PDF
File size
2.7 MB
Published
30 September, 2026
Updated
30 September, 2026
MD5 checksum
3AF8114DAE9631BDE7670DD47A71698C

About this manual

The R4-EM Electronic Rotary Latch is an electromechanical latch that offers push‑to‑close, electronic release, and microprocessor control. It is available in indoor and outdoor versions, with options such as auto‑re‑lock, delayed re‑lock, internal microswitch, and sealed actuator for IP56 protection.

The leaflet lists mechanical dimensions, material finishes, electrical specifications, and part numbers. It also describes mounting styles (¼‑20, M6, thru‑hole), optional connectors, and wiring details, helping users select the correct configuration for their application.

What's inside

  • Dimensions
  • Material & Finish
  • Electrical Specifications
  • Operation – Light Cam Spring
  • Operation – Strong Cam Spring
  • Mounting Options
  • Optional Features
  • Part Number Selection
  • Outdoor Version

Specifications

Recommended Operating Voltage12 to 24 Volt DC
Typical Operating Current (no load)Less than 600 mA at 12 VDC
Input Signal Current Draw25 mA max at 24 VDC
Microswitch Rating3 A max at 12 VDC
Overall Length (example size)69.0 mm

Frequently asked questions

What voltage does the R4-EM latch require?

It operates on a 12 V to 24 V DC power supply.

How much current does the latch draw at no load?

The typical operating current is less than 600 mA at 12 VDC.

Is an internal microswitch optional?

Yes, an optional internal microswitch provides an output signal and is rated 3 A at 12 VDC.

What are the mounting hole options?

Mounting holes are provided for ¼‑20, M6, or Ø7.0 mm through‑hole configurations.

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