
ARA, ARB Series Duplexer Alternating Relays
ARA, ARB Series Duplexer Alternating Relays from the ATC Diversified Electronics Division of Marsh Bellofram are used in control panel applications where two loads are required to alternate in order to provide equal run time. The alternating action is initiated […]


LPC Series Liquid Level Pump Controller
The ATC Diversified LPC Series Liquid Level Pump Controller is a conductive liquid level controller that uses two probes to sense tank level. There are two modes of operation that are user selectable: Drain (Pump Down): The output relay of […]


ARA Series Triplexer Quadraplexer Alternating Relays
ARA Series Triplexer Quadraplexer Alternating Relays from the ATC Diversified Electronics Division of Marsh Bellofram are designed for use in multiple load installations that are required to alternate in sequence while assuring equal run time on all loads. They also […]


ARA Series Expandable Alternating Relays
ARA series expandable alternating relays from the ATC Diversified Electronics Division of Marsh Bellofram are designed for use in multiple load installations that are required to alternate in sequence and have the ability to accept an additional load installation in […]


ARA-120-AHE Special Function Triplexer Alternating Relay
The ARA-120-AHE special function triplexer alternating relay from the ATC Diversified Electronics Division of Marsh Bellofram are designed for use in three-load installations. This model has a field selection switch that is used to omit one of the three loads […]


ARA-120-AJE Alternating Relay with Sequence Locking Switch
The ARA-120-AJE Alternating Relay with Sequence Locking Switch is a special function triplexer alternating relays are designed three-load installations.


ARM Series Integrated Duplex Controller
The ARM Series Integrated Duplex Controller with Intrinsically Safe Inputs from the ATC Diversified Electronics division of Marsh Bellofram is a family of rugged, high-reliability alternating relays and duplex controllers, designed to ensure equal runtime of multiple load installations in […]


ARM Series Alternating Triplex Quadraplex Controllers
ARM Series Alternating Triplex Quadraplex Controllers from the ATC Diversified Electronics division of Marsh Bellofram is a family of rugged, high-reliability alternating relays and triplex and quadraplex controllers, designed to ensure equal runtime of multiple load installations in pump sequencing, […]


ISO Series Single Channel Isolated Switch
The ISO Series Single Channel Isolated Switch from the ATC Diversified Electronics Division of Marsh Bellofram is a family of single- channel devices used to provide a safe and reliable means of controlling loads from hazardous locations without releasing sufficient […]


ISO ISL Series Multiple Channel Isolated Switches
ISO ISL Series Multiple Channel Isolated Switches from the ATC Diversified Electronics Division of Marsh Bellofram are a family of multi- channel devices used to provide a safe and reliable means of controlling loads from hazardous locations without releasing sufficient […]


ARC ARD Series 8-pin Plug-in Pump Duplexor
The ARC ARD Series 8-pin Plug-in Pump Duplexor from ATC Diversified Electronics is an 8-pin plug-in duplexor featuring sequence on simultaneous off (SOSO) three-input functionality. The duplexor is designed to detect float switch inputs, from which it determines the necessary […]
