S1A

Line Voltage rated End-Switch assembly for all new ND and URD style dampers.  Easily attaches over the top of the motor.  Can operate blower motor, combustion air, hydronic zone valve or circulator, among other applications.  Click here for submittal sheet.

RES

Remote Emergency illuminated switch for use on Heat Pump systems.  Used in place of an emergency switch located on the thermostat.

CPLS

Monitors cooling coil temperature and protects against coil freeze-up. Stops compressor below 37° and restarts above 47°. (Not adjustable) Mounts on a 3/4” suction line.

RAC

A SPDT switch used to replace a thermostat for manual damper control. Face plate marked “Air Cond Damper”.

BT-DP

Double pole bulb thermostat. 0° to 100° range.

FAC

A SPDT switch used to replace a thermostat for manual damper control. Face plate marked “Fresh Air Damper.”

CTC

Monitors cooling coil temperature and protects against cool freeze-up. Stops compressor below 36° and restarts above 46°. Adjustable.

VAC

One zone illuminated switch provides convenient set back of all zones from one location. Used as an occupied / unoccupied switch.

BT-SP

Single pole bulb thermostat. 15° to 90° range.

RR

Replacement relay for older style ULTRA-ZONE panels and the DTT series ULTRA-ZONE panels.

MAN / MA-5P

The MAN is a 2 Position, power-open, power-close actuator. Used on old-style, standard opposed blade dampers. The MA-5P is a 5 Position, power open, power close actuator used with old-style, standard opposed blade dampers. MAN and MA-5P actuators are only interchangeable with other MAN or MA-5P units.

T40-VA

Plate mounted 24V 40VA transformer for use with ULTRA-ZONE dampers and control systems.

MRK

Motor replacement kit used for models ND, EBD, URD, and RDN dampers. Kit comes complete with all necessary brackets and screws.

Notice: The MA-ND4 (power open/power close) motor actuator cannot be used to replace an existing MA-RSD (spring return) motor actuator.

HCD

The Hand Carried Display (HCD) is the perfect way for a salesman to demonstrate and display a complete 2 zone system in a neat, easy-to-carry case.

MA-ESR

Spring return actuator used on ND-ESR and URD-ESR dampers.

MA-SR

24V and 120V available. Two wire spring return actuator. Includes end switch. Use on models SMD-SR and RD-SR dampers.

MA-RSD

Spring return actuator used on RSD and ND-RSD dampers.

Notice: The MA-RSD (spring return) motor actuator cannot be used to replace an existing MA-ND4 (power open/power close) motor actuator.

MA-SMDLED

Two position power-open, power-close actuator for use on older series "-L" dampers.

F1

A 2 AG, 3 amp Slow Blow fuse for replacement on ST and STHP series ULTRAZONE control panels. Package contains 5 fuses.

R4

A compact version of the RP-4. Use for custom control applications. 

RI

Single-pole, double-throw, 24volt relay coil.

APD

Current sensing switch.  Click here for more information.