OONO AC 120V SPST Relay Module — 20A @ 250VAC / 30VDC, Plastic Enclosure, Pre-Wired

Overview

The OONO AC 120V SPST power relay module arrives ready for quick deployment in small automation projects. Encased in a sturdy polycarbonate enclosure with a 1/2-inch NPT mounting nipple and a visible LED indicator, this module is designed for simple, clean installations in junction boxes or on walls. The pre-wired design helps you save time during setup while keeping wiring organized and accessible for future adjustments.

Whether you’re wiring a lighting setup, a small fan, or a compact pump, this module offers a practical, no-fruss approach to control tasks. The combination of a robust enclosure, convenient wiring exit, and a straightforward mounting footprint makes it a sensible addition to DIY projects or light commercial applications.

Key specifications at a glance

• Enclosure: Polycarbonate plastic with a NPT 1/2” mounting nipple and built-in LED indicator for quick status checks.
• Input control: AC 120V with a current draw of 45 mA.
• Output switch: SPST (Single Pole Single Throw), rated for 20A at 250VAC or 20A at 30VDC.
• Mounting and wiring: All wires exit through the 1/2” nipple; two mounting holes support wall or board installation.
• What’s included: 1x relay module, 1x NPT 1/2” conduit locknut, 2x M3x50mm screws.

Flexible mounting, simple wiring

The 1/2-inch NPT mounting nipple enables flexible placement inside a junction box or on a sturdy surface. Pre-wired leads and the compact footprint simplify routing, while the two screw holes offer secure attachment to walls or wooden boards. The LED indicator provides at-a-glance status, helping you verify operation during setup and testing.

Use cases and benefits

• Ideal for panel or box installations where compact size and quick wiring matter.
• Useful for controlling lights, small motors, or pumps in controlled environments.
• Pre-wired design can shorten installation time and reduce wiring errors in DIY or light commercial projects.
• Rugged enclosure helps protect internal components in everyday applications and small automation tasks.

Pack and compatibility

Designed for straightforward compatibility with AC 120V control signals and a SPST output that accommodates up to 20A at either high AC voltage or lower DC voltage. This module is a practical accessory for compact control panels, smart home projects, or hobbyist automation setups.