White-Rodgers 90-340 Switching RelayThe White Rodgers 90 340 Switching Relay is an AC operated DPDT relay designed for reliable control in fan control centers, vending machines, appliances, heating and air conditioning, and general purpose switching. With a 125 250 277 VAC contact rating and a 24 VAC coil, this unit delivers precise, durable performance for demanding environments. Key features and specifications: Configuration: DPDT contact configuration for versatile switching

Designed for oxygen-depletion system applications

copper/silver shading coil

OEM-grade quality ensures dependable performance across water heaters

With a corrosion-resistant ASTM B584 bronze body

Terminal type: Screw

a dependable HVAC replacement part designed for professional installation and lasting value

it supports 120/240 Volt AC (full load) and up to 277 Volt AC for resistive or pilot-duty applications

Bulb size: 5-1/4" L x 3/8" Ø

quick detection and minimal maintenance

hearth product

Part Number: HS-300G-PL

Taco 400-4 Air Vent is an automatic