Skip to main content
Danfoss

Zone Valve Packs

Contact us
Zone valve packs

Compact and versatile

Danfoss TWA Basic and ABRA Basic Zone Valve Packs are a cost effective and convenient way to control specific zones within your system.

They are used to electrically activate valves on hot and chilled water applications where slow opening and closing is desirable to eliminate water hammer associated with quick acting valves.

Features and benefits

  • Low power consumption

  • Silent operation

  • Do not cause water hammer

  • Easily installed or removed

Products

ABRA-A5 Basic

ABRA-A5 actuator included:

  • 24VAC/DC, 2.0 VA
  • ON/OFF (NC)
  • 4.0mm stem travel
  • Cable: pre-wired, 3 ft. (1 m) w/ end-switch

Solder union valve included:

  • Size: ½" or ¾"
  • Cv: 1.6 or 2.7

 

Code No. Model Connection  Description
ABRA54200 ABRA-A5 Basic ½" Sweat, 1.6Cv 082F1110 24V actuator with end switch, 013G8042 -1/2” sweat union valve
ABRA54400 ABRA-A5 Basic ¾" Sweat, 2.7Cv 082F1110 24V actuator with end switch, 013G8044 -3/4” sweat union valve

​

TWA Basic

TWA-A Actuator included:

  • 24VAC, 2.0 VA
  • ON/OFF (NC) valve position indicator
  • 4 wire w/ end-switch

Solder union valve included:

  • Size: ½" or ¾"
  • Cv: 1.6 or 2.7

 

Code No. Model Connection Description
TWA42000 TWA Basic ½" Sweat, 1.6Cv 088H3114 24V actuator with end switch. 013G8042 -1/2”
sweat union valve
TWA44000 TWA Basic ¾" Sweat, 2.7Cv 088H3114 24V actuator with end switch. 013G8044 -3/4”
sweat union valve

Documents

Documents
Type Name Language Valid for Updated Download File type
Data sheet ABRA-A5 Actuator for RA2000 Datasheet English Multiple 11 Mar, 2016 663.6 KB .pdf
Data sheet RA2000 Thermostatic Radiator Valve and Operator Datasheet English Multiple 29 Jun, 2022 842.6 KB .pdf
Data sheet RA2000 Thermostatic Radiator Valve and Operator Datasheet English Multiple 22 Jan, 2024 1.2 MB .pdf
Data sheet TWA Series Electric Actuator Datasheet English United States 17 Jan, 2017 886.0 KB .pdf

Related products

ABRA-A5 Electric Thermal Actuator, ON/OFF
ABRA-A5 Electric Thermal Actuator, ON/OFF

The ABRA-A5 ON/OFF zone valve actuator has been specifically designed for use with Danfoss RA2000, RA-C, and RA15/6 series of valves used for heating and cooling applications.

Thermostatic radiator valves
Thermostatic radiator valves

Robustly built and designed to meet the rigors of the residential, commercial and industrial sectors, a comprehensive range of Danfoss RA2000 thermostatic radiator valves is available for hot water, one-pipe steam, and two-pipe low pressure steam systems.

TWA Actuators
TWA-A and TWA-V Actuators

TWA actuators are used to electrically activate valves on hot water heating systems, where slow opening and closing is desirable to eliminate water hammer associated with quick acting valves.

Support

Technical Support

Find information on hydronic heating troubleshooting, including our top frequently asked questions, our video library, links to hydronic heating literature, a link to our newsletter, and more.

Go to Technical Support page
Hydronic heating technical support