Accessories
CPLS
![wperc5mu wperc5mu](https://ewccontrols.com/wp-content/uploads/2017/06/wperc5mu.gif)
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
![access1 access1](https://ewccontrols.com/wp-content/uploads/2017/06/access1.jpg)
A SPDT switch used to replace a thermostat for manual damper control. Face plate marked “Air Cond Damper”.
RES
![wpqk187a wpqk187a](https://ewccontrols.com/wp-content/uploads/2017/06/wpqk187a.gif)
Remote Emergency illuminated switch for use on Heat Pump systems. Used in place of an emergency switch located on the thermostat.
FAC
![access2 access2](https://ewccontrols.com/wp-content/uploads/2017/06/access2.jpg)
A SPDT switch used to replace a thermostat for manual damper control. Face plate marked “Fresh Air Damper.”
VAC
![access3 access3](https://ewccontrols.com/wp-content/uploads/2017/06/access3.jpg)
One zone illuminated switch provides convenient set back of all zones from one location. Used as an occupied/unoccupied switch.
BT-SP
![wp7hoz21 wp7hoz21](https://ewccontrols.com/wp-content/uploads/2017/06/wp7hoz21.gif)
Single pole bulb thermostat. 15° to 90° range.
RR
![access4 access4](https://ewccontrols.com/wp-content/uploads/2017/06/access4.jpg)
Replacement relay for older style ULTRA-ZONE panels and the DTT series ULTRA-ZONE panels.
T-40VA-PT
![t40vapt t40vapt](https://ewccontrols.com/wp-content/uploads/2017/06/t40vapt.png)
A plate mounted 24V 40VA transformer for use with Ultra-Zone dampers and control systems.
T-40VA-F
![t40va t40va](https://ewccontrols.com/wp-content/uploads/2017/06/t40va.png)
A frame mounted 24V 40VA transformer for use with Ultra-Zone dampers and control systems.
MRK
![mrk mrk](https://ewccontrols.com/wp-content/uploads/2017/06/mrk.gif)
Motor replacement for models ND, EBD, URD, and RDN dampers. Dampers such as the RDN will also require the purchase of a DHK (Damper Hardware Kit). If unsure if you require a DHK please contact our sales department. Notice: The MA-ND5 (power open/power close) motor actuator cannot be used to replace an existing MA-RSD (spring return) motor actuator.
SAS
![sas sas](https://ewccontrols.com/wp-content/uploads/2017/06/sas.png)
Supply air sensor used to monitor the temperature of the supply air.
MA-SRE24 and MA-SRE120
![access6 access6](https://ewccontrols.com/wp-content/uploads/2017/06/access6.jpg)
Four wire spring return actuator. 24V and 120V available. Includes end switch. Use on models SMD-SR, RD-SR, ND-SRE, and RD-SRE dampers.
MA-TF24 and MA-TF120
![ma-tf ma-tf](https://ewccontrols.com/wp-content/uploads/2017/06/ma-tf.gif)
18 in. lbs. spring return motor for use on ND and URD series dampers. 24V and 120V available.
MA-LF24 and MA-LF120
![ma-lf ma-lf](https://ewccontrols.com/wp-content/uploads/2017/06/ma-lf.gif)
35 in. lbs. spring return motor for use on ND and URD series dampers. 24V and 120V available.
MA-LM24SR-T
![ma-lm24sr-t ma-lm24sr-t](https://ewccontrols.com/wp-content/uploads/2017/06/ma-lm24sr-t.gif)
24 volt modulating motor for use on ND and URD series dampers.
MA-LM24-T
![lm24-t lm24-t](https://ewccontrols.com/wp-content/uploads/2017/06/lm24-t.gif)
45 in. lbs. 24 volt motor for use on ND and URD series dampers.
MA-15S
![ma-15s ma-15s](https://ewccontrols.com/wp-content/uploads/2021/04/ma-15s-e1618837646188.png)
15 second motor for use on ND and URD series dampers.
MA-SBD
![ma-sbd ma-sbd](https://ewccontrols.com/wp-content/uploads/2017/06/ma-sbd.gif)
Replacement motor for Smart Bypass Dampers.
DLK
![dlk-s dlk-s](https://ewccontrols.com/wp-content/uploads/2017/06/dlk-s.png)
Damper Linkage Kit used with the old style MAN motor and the SMD/BMD style damper.
R4
![wprg7dt1 wprg7dt1](https://ewccontrols.com/wp-content/uploads/2017/06/wprg7dt1.gif)
Basic relay and mounting block for custom control applications.
F1
![fusef1 fusef1](https://ewccontrols.com/wp-content/uploads/2017/06/fusef1.gif)
A 2 AG, 3 amp Slow Blow fuse for replacement on ST and STHP series ULTRAZONE control panels. Package contains 5 fuses.
RI
![r1 r1](https://ewccontrols.com/wp-content/uploads/2017/06/r1.gif)
Single-pole, double-throw, 24volt relay coil.
PRD Weights and Arm
![prd_weights prd_weights](https://ewccontrols.com/wp-content/uploads/2017/06/prd_weights.gif)
Single-pole, double-throw, 24volt relay coil.
OAS
![oas oas](https://ewccontrols.com/wp-content/uploads/2017/06/oas.png)
Outdoor air sensor used to monitor the temperature of the outside air.