Fulton Boiler 2-40-001021 Relay

LWCO RELAY WITH TEST FUNCTION

Fulton Boiler 2-40-001021 Relay – LWCO Relay with Test Function, 120VAC, 11-Pin | Discontinued OEM Replacement

The Fulton Boiler 2-40-001021 Relay (also known as 240001021 or 2401021) is a Low Water Cutoff (LWCO) Relay featuring a built-in test function, designed for dependable boiler safety control. Operating at 120 VAC, 50/60 Hz, this OEM relay helps safeguard boiler systems by cutting off power in low-water conditions, enhancing safety and system longevity.

This unit features NO/NC powered contacts, 11-pin configuration, and a 4.4 VA no-load power draw. Though now discontinued by the manufacturer, the 2-40-001021 remains a sought-after replacement part for legacy Fulton boiler systems.

Key Features:

• OEM Fulton Boiler Relay – Ensures proper fit and compatibility

• Function: Low Water Cutoff (LWCO) with built-in test function

• Voltage: 120 VAC

• Frequency: 50/60 Hz

• Power Draw: 4.4 VA (No Load)

• Contact Type: NO/NC (Normally Open/Normally Closed)

• Pin Configuration: 11-pin

• Part Numbers: 2-40-001021, 240001021, 2401021

• Discontinued: Limited availability – suitable for repair or replacement in older systems

Applications:

• Boiler systems

• Low water cutoff control

• HVAC and industrial safety applications

Secure your replacement while stock lasts. The Fulton 2-40-001021 Relay is an essential component for maintaining the safety and operation of aging boiler systems.