Honeywell SZR-LY2 Modules SZR-LY2-N1 110VAC

Technical Dossier

Product Details And Specifications

Honeywell SZR-LY2 Series Technical Notes

The Honeywell SZR-LY2 series is a line of general-purpose plug-in relays engineered for industrial control panel integration across heavy-process industries including petrochemical plants, oil refineries, nuclear power facilities, and continuous-process manufacturing. These relays are designed to interface with Honeywell's distributed control system (DCS) architectures and third-party PLC I/O marshalling panels, providing reliable electromechanical switching in environments where signal isolation, coil voltage flexibility, and long service life are mandatory specifications. The SZR-LY2 platform supports DPDT (double pole double throw) contact configurations, making it a standard selection for interposing relay applications in safety instrumented systems (SIS) and basic process control systems (BPCS). Its compact footprint and compatibility with standard 8-pin octal sockets (PTF08A and equivalents) have made it a persistent catalog item in global MRO (maintenance, repair, and operations) procurement for facilities with installed base dating back to the 1990s.

SZR-LY2 Full Catalog & Functionalities (SKU List)

Q: How are RFQ terms confirmed?
A: Quantity, required condition, documentation needs, destination and sourcing route are confirmed during RFQ review before quotation.

DC Coil Variants

• SZR-LY2-N1 12VDC: DPDT general-purpose relay, 12VDC coil, 10A/250VAC contacts, octal socket mount.
• SZR-LY2-N1 24VDC: DPDT relay, 24VDC coil — most common DC variant for DCS I/O marshalling panels.
• SZR-LY2-N1 48VDC: DPDT relay, 48VDC coil, used in telecom-adjacent process control panels.
• SZR-LY2-N1 100VDC: DPDT relay, 100VDC coil, specified for high-voltage DC bus control circuits.
• SZR-LY2-N1 110VDC: DPDT relay, 110VDC coil, common in substation and utility control panels.

AC Coil Variants

• SZR-LY2-N1 6VAC: DPDT relay, 6VAC coil, low-voltage AC control applications.
• SZR-LY2-N1 12VAC: DPDT relay, 12VAC coil, panel lighting and auxiliary control circuits.
• SZR-LY2-N1 24VAC: DPDT relay, 24VAC coil, HVAC and building automation integration.
• SZR-LY2-N1 48VAC: DPDT relay, 48VAC coil, mid-range AC control voltage for legacy panels.
• SZR-LY2-N1 100VAC: DPDT relay, 100VAC coil, Japanese industrial standard voltage compatibility.
• SZR-LY2-N1 110VAC: DPDT relay, 110VAC coil — North American standard AC control voltage; the subject SKU of this listing.
• SZR-LY2-N1 120VAC: DPDT relay, 120VAC coil, UL-listed variant for North American NEC-compliant panels.
• SZR-LY2-N1 200VAC: DPDT relay, 200VAC coil, Japanese 200V single-phase industrial standard.
• SZR-LY2-N1 220VAC: DPDT relay, 220VAC coil, European and Asian industrial panel standard.
• SZR-LY2-N1 240VAC: DPDT relay, 240VAC coil, UK and Australian mains-voltage control circuits.
• SZR-LY2-N1 277VAC: DPDT relay, 277VAC coil, US commercial lighting control panel applications.

Associated Socket & Accessory SKUs

• PTF08A: 8-pin octal DIN-rail/panel-mount socket, standard mating socket for all SZR-LY2-N1 variants.
• PTF08A-E: 8-pin octal socket with hold-down clip, for vibration-prone installations.