Competitive Cross Reference

58 59
RELAYS/CONTACTORS/TRANSFORMERS
FAN CENTERS
For fan centers (relay and transformer combination), R8285 and R8239
NEMA rated units offer low-voltage control of line-voltage fan motors and
auxiliary circuits in heating, cooling or air-conditioning systems.
AUXILIARY SWITCHES
Resideo Auxiliary Switches work Resideo models of 3-pole contactors.
Fan Center
Electrical Ratings (VA)
Electrical Ratings
(Input Voltage) Switching
Product
Number
NEMA
Rated
Dimensions (in.)
H x W x D
Main
Connections
Secondary
Connections Frequency
40 VA 120 Vac DPDT R8239B1043 Yes 4 1/2 x 4 3/16 x 3 3/32 L L A
40 VA 120 Vac DPST R8239D1007 4 1/2 x 4 3/16 x 3 3/32 L L A
40 VA 120 Vac SPDT R8239A1052 4 1/2 x 4 3/16 x 3 3/32 L L A
50 VA 120/208/240 Vac DPDT R8239B1076 4 1/2 x 4 3/16 x 3 3/32 L L A
40 VA 120 Vac SPDT R8285A1048 No 4 3/16 x 4 1/2 x 2 13/16 L L A
40 VA 120/208/240 Vac DPDT R8285B1053 4 3/16 x 4 1/2 x 2 13/16 L L A
50 VA 120 Vac DPST R8285D5001 4 3/16 x 4 1/2 x 2 13/16 L L A
Frequency: A — 60 Hz/50 Hz; B — 60 Hz
Approvals: UL, CSA
Temp Rating: -20° F to +105° F
Connectors: L — Leadwires
Mounting: Standard 4 x 4 in. junction box
SPST: Single Pole Single Throw
DPST: Double Pole Single Throw
DPDT: Double Pole Double Throw
SPDT: Single Pole Double Throw
Auxiliary Switches
Product Number Circuits 
Dimensions (in.)
H x W x D
Contact Ratings
(Resistive)
Maximum (inrush)
Current at 120/240/480/600 V Use With
DP3AUX-1NO 1 Normally Open snap-on 2 26/32 x 2 17/32 x 7/16 10 A 60/30/15/12 Amps DP3030 – DP3090 Contactors
DP3AUX-1NC 1 Normally Closed snap-on 2 26/32 x 2 17/32 x 7/16 10 A 60/30/15/12 Amps DP3030 – DP3090 Contactors
DP3AUX-1NO-1NC 2
Normally Closed/
Normally Open snap-on
2 26/32 x 2 17/32 x 7/16 10 A 60/30/15/12 Amps DP3030 – DP3090 Contactors
DP3AUX-2NO 2 Normally Open snap-on 2 26/32 x 2 17/32 x 7/16 10 A 60/30/15/12 Amps DP3030 – DP3090 Contactors
DP3AUX-2NC 2 Normally Closed snap-on 2 26/32 x 2 17/32 x 7/16 10 A 60/30/15/12 Amps DP3030 – DP3090 Contactors
Questions?
Contact Customer Care at 1-800-328-5111
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