MSS-3XXC Recessed / Concealed Contact

MSS Multi-Switch Series | <strong>UL SECURITY LISTED</strong>

   Multiple (2 or 3) individual contact outputs

   Available in closed & open loop configurations

   Cost competitive

The MSS-300 SERIES is resistant to:




Model MSS-3XXC  |  Recessed / Concealed Contact

MAGNASPHERE introduces the MSS-300 Series, Recessed and Surface-Mount Contacts that offer two or three separate contact outputs – Ideal for installations where a single contact is desired for use with multiple independent systems (e.g. IDS and ACS) and Home Automation applications


  • Made with MAGNASPHERE Switch Technology
  • Won’t break
  • Resistant to contact welding
  • Resistant to outside defeat
  • Multiple (2 or 3) individual contact outputs
  • Available in closed and open loop configurations
  • Available in 1″ diameter recessed, and surface mount, armored cable version
  • Cost competitive
  • UL and ULC listed

Size:  1″ dia. x  3/4″ L
[25 mm dia. x 20 mm L]
Max Gap:   1/8″ [3.2 mm]
Armored Cable 24″ [61 mm]
Housing: Nylon & ABS
Color: Black
Electrical Specifications: Max Current:    0.25A Resistive Max Voltage:   30 VDC Max Power:    .25 W Resistive
Connection: Intended for connection to UL Listed compatible control panels for U.S. applications and a ULC Listed compatible control panel for Canadian applications
#22AWG: 12″ [30.5 cm] Leads
Nomenclature: mss300c-loops
Wiring Schematics / Part No.

PART NO: MSS Multi-Switch C

Wiring schematics for the following part numbers are available on the Downloads page in this section:
  • MSS–301C
  • MSS–302C
  • MSS–303C
  • MSS–310C
  • MSS–311C
  • MSS–312C
  • MSS–320C
  • MSS–321C
  • MSS–330C


MSS-300C Recessed / Concealed Contact   1″ x 3/4″

MSS-300C dimensions


PATENTS – MSS Multi-Switch

MAGNASPHERE products are covered by U.S. and International Patents. Click to review each patent at the USPTO Patent Full-Text and Image Database.

US Patents