Relays
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Open Frame Relays - DC

Open Frame Relay
6 vdc / 3PDT / 10 amp
(KO) W88X-10
Magnecraft open frame relay. 3PDT, 10 amp contacts. 6 vdc, 25 ohm coil. 6-32 threaded base hole mount. 1-1/2" x 1-3/16" x 7/8".
 

Telephone Relay
12 vdc / DPST / N.O.
(KO) GR-7034-A4
Telephone relay. DPST, normally open. Coil: 12 vdc, 16 ohm. 1-5/8"H.
$25 each
 
$6 each

Open Frame Relay
12 vdc / DPST / 5 amp
 
(KO) 1307-2
Open frame relay. DPST, 12 vdc, 5 amp contacts. 280 ohm coil. 1-1/2" x 2-1/4" x 2".
 

Open Frame Relay
12 vdc / DPST / 10 amp
  Close up of dummy contacts

(KO) 100-6077
Deltrol open frame relay. 12 vdc, DPST normally open, 10 amp. Top contacts are dummy. 1-1/4" x 1-9/16" x 1".
$8 each
 
$10 each - $8.50 (6+), $7 (20+)

Open Frame Relay
12 vdc / DPDT / 10 amp
(KO) KA11DG-12
Potter & Brumfield open frame relay with 10 amp contacts 12 vdc, 120 ohm 100ma coil.
 

Open Frame Relay
12 vdc / 3PDT / 10 amp
(KO) 101U
Deltrol open frame relay with 10 amp contacts 12 vdc coil. #8 bottom mounting stud.
$38 each - $35 (3+)
 
$22 each - $18 (3+)

Latching Open Frame Relay
12 vdc / 4PDT / 10 amp

(KO) 110636
AB Industries dual DPDT relays operated with common armature that mechanically toggles to each resting position. Can use either both coils or one coil with reversing polarity. 10 amp contacts. 12 vdc coil. Use anywhere maintenance of circuit integrity during a power loss is important.
 

Open Frame Relay
12 - 18 vdc / SPST / 25 amp

(KO) 2000-3044
Open frame relay. SPST, 25 amp, normally open contacts. 12 - 18 vdc coil. 2-1/2" x 3" x 2"H.
$21 each - $19 (6+) - $17.60 (24+)
 
$20 each
 

Open Frame Relay
12 - 18 vdc / SPST / 15 amp
(KO) 33BAC13A
Phil-trol open frame relay. 12 - 18 vdc coil, 220 ohm, releases at 2 volts. SPST, normally open, 15 amp. Mounting taps on bottom frame. 1-1/2" x 1-5/8" x 2-1/8"H. Made circa 1950s.
 
 
$9.75 each
 

Open Frame Relay
15 - 24 vdc / 2x 5PDT

(KO) 22AK
Dual coil relay. Each side has 5PDT contacts, for a total of 10 poles, operating at 15 - 24 vdc, 600 ohm. PC mount. 1-1/2" x 1-7/8" x 4-5/8"H.
 

Open Frame Relay
24 vdc / DPDT / 5 amp
(KO) 9002C24A
Guardian Electric open frame relay. 24 vdc coil, DPDT, 5 amp contacts. 2-5/16" x 1-7/8" x 1-1/16". Mfg. P/N: 905-A410-060847-00.
$29 each
 
$7 each

Open Frame Relay
24 vdc / DPDT / 15 amp
(KO) BOBX5
Allied DPDT open frame relay. 24 vdc, 15 amps. Convenient screw terminals. 1-7/8" x 2-5/8" x 2-1/4"H.
 

Post Mount Open Frame Relay
24 vdc / 3PDT / 10 amp
(KO) KA14DG24
Potter & Brumfield post mount / open frame relay. 24 vdc coil. 3PDT contacts, 10 amp. Sunair P/N: 6032071901.
$35 each
 
$22 each - $20 (3+), $19 (20+)

Open Frame Relay
24 vdc / 3PDT / 12.5 amp
(KO) R67
Automatic Electric open frame relay. 24 vdc coil, 3PDT, 12.5 amp contacts. 3" x 2-1/16" x 1-3/4". Circa 1960.
 

Open Frame Relay
24 vdc / SPDT / 15 amp N.O., 10 amp N.C.

(KO) G8P-111P-US
Open frame relay. SPDT, 15 amp normally open + 10 amp normally closed, 500v contacts. 24 vdc coil. Small 1" square x 5/8"H. PC mount.
$15 each
 
$5 each - $4.50 (4+)

Impulse Latching Relay
24 vdc / DPDT / 20 amp & 50 amp
(KO) 951
Leach impulse latching relay. 24 vdc coil, DPDT, 1- 20 amp & 1 - 50 amp contact set. 5" x 3-1/8" x 2-5/8". 1950's style relay.
 

Open Frame Relay
24 vdc / 4PST / 25 amp
(KO) PM15DY
Potter & Brumfield open frame relay. 4PST, 25 amp, 240v contacts. 24 vdc coil. 2-3/4" x 3-1/4" x 2-3/4"H.
$45 each
 
$25 each - $21 (3+), $19 (20+), $17.25 (100+)

Open Frame Relay
24 vdc
(KO) B39618
Open frame relay. 24 vdc, 300 ohm coil. 7100 turns, #35 / 8 ma. Contacts - redundant dual contact. 3 normally open, 7 normally closed. 115 vac, 4 amps. NSN: 5945-00-665-8286.
 

Open Frame Relay
24 vdc / 5PDT
(KO) 0076491105
CP Clare & Co. open frame relay. 5PDT. 3 poles - 5 amp, 2 poles - 1 amp split contact. 24 vdc. 300 ohm coil. 7100 turns. Open frame relay includes NEW dustcover with universal 8 pole Clare socket.
$15 each
 
$21 each

Open Frame Relay
15 - 30 vdc / DPDT
(KO) P122B207
Allied open frame relay. DPDT contacts, 15 - 30 vdc, 230 ohm coil. 1-13/16" x 1-1/2" x 1-5/8".
 

Open Frame Horizontal Relay
24 vdc / SPST
(KO) RB24
Open frame horizontal relay. Contacts: SPST normally closed. 15 amp. Coil 24 vdc. 8/32 tapped hole. 1-1/4"H.
$10 each
 
$1.50 each - $1.25 (10+)

Open Frame Relay
DPDT / 26.5 vdc / 15 amp
(KO) PC2C110VD
Phillip-Advance DPDT open frame relay. 110 vdc coil. 15 amp @ 26.5 vdc contacts. 2-3/4" x 2-1/4" x 1-1/2".
 

Open Frame Relay
28 vdc / SPST / N.O. / 25 amp

(KO) K48105-2-2
Ward Leonard SPST, N.O. relay. 28 vdc coil, 25 amp. Adjustable closing current, contact spacing, contact pressure. 1/4" silver plated contacts. 4-7/8" x 2-1/2" x 3". NSN: 5945-01-057-8418. Mfg. P/N: K48105-2-2. Only one.
$39 each
 
$95 each

Open Frame
30 vdc / SPDT / SPST / 10 amp
(KO) BA-11755-14
Allied open frame relay. Dual coils: SPDT / SPST, 10 amp contacts. 30 vdc, 250 ohm + parallel 2000 ohm coil. Dual coils run through contacts to set up latching arrangement. 1-13/16" x 1-1/2" x 1-5/8".
 

Wide Spaced Relay
48 vdc / 15 amp
(KO) 1407-MX
Leach wide spaced relay with Mycalex insulation. 48 vdc, 1550 ohm coil, 15 amp contacts. Works well at RF frequencies. Must stand off from chassis with ceramic insulators at three points. 2-1/2" x 3" x 1-1/2"H.
$10 each
 
$75 each

Plug-in Relay
4PDT / 48 vdc / 1 amp
(KO) 333242
IBM 4PDT, plug-in relay with 48 vdc, 5.8k ohm coil. 1 amp contacts.
 

Telephone Relay
48 vdc
(KO) 352439-00
Telephone relay. Contacts: 6PST N.O. + 2PDT + 1PST N.C., 500 vdc @ 1 amp. Coil: 48 vdc (tapped @ 1.31k ohm & 1.5k ohm). 3-1/4"H.
$6 each - $5 (5+)
 
$10 each

Open Frame Soft Start Relay
SPST / 115 vdc
(KO) 8HXX152
Struthers-Dunn open frame soft start relay. 115 vdc coil. 230 vac, 1.5 amp contacts. Each contact has 0.6 ohm inductor in series. 4-1/4" x 3" x 3"H. Quality made throughout. Deluxe binding nuts. Made in the 1950s.
 

2PDT Open Frame Relay
125 / 250 / 480 vac

(KO) A306908
Clare open frame relay. 2PDT microswitches are operated by 99 ohm coil with 4000 turns, No. 31 wire. Contacts are 15 amp 125 / 250 / 480 vac.
$15 each
 
$25 each
 

8PDT Open Frame Relay
500 Ohm Coil
(KO) R4268
Relay Sales open frame relay. 8PDT. 500 ohm coil. 3-7/8" x 1-7/8" x 1".
 
 
$3 each
 
 

Open Frame
Vertical Leaf Relays

 
 
Part Number
Pic
Config.
Coil
Description
Price
Qty Price
  
(KO) C743586-11 Pic SPST 12 vdc
@ 12 ohm		 N.O. double 3 amp contacts
1-1/4"H
15.00
 -
(KO) MB1199 Pic SPST 110 vdc
@ 5k ohm		 N.O. 60 amp double contact. 1-1/2"H
Collins P/N: 970-2274-00
20.00
15.00 (10+)
(KO) C6750 Pic SPDT 75-110 vdc
@ 10k ohm		 1-3/16"H x 1"W
12.00
10.00 (5+)
(KO) 45L2586 Pic DPST 48 vdc
@ 10k ohm		 N.O. + DPDT. 1-5/8"H x 1-5/16"W
Collins P/N: 970-1371-00
12.00
10.00 (5+)
(KO) PA-714-A29 Pic DPDT 24-28 vdc
@ 3k ohm		 Double 5 amp contacts
1-1/4"H
19.00
 -
(KO) LS-2053-1 Pic DPDT 48-110 vdc
@ 5k ohm		 Collins P/N: 970-1794-00
2"H
10.00
8.00 (10+)
(KO) A-106896 - 4PDT Dual 48 vdc
@ 400 ohm		 Collins P/N: 970-2127-00
1-1/4"H
15.00
 -
(KO) TS-1086 Pic 5PST 48 vdc
@ 1.6k ohm		 N.O. 5 amp + 1PDT 10 amp
1-1/2"H
15.00
 -
(KO) 83-2420 Pic 5PDT 115 vac / 48 vdc
@ 320 ohm		 1 amp. Collins P/N: 405-0612-000
1-3/4"H
35.00
 -