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Relay
Contactors
Relay Sockets
Control Devices

Leach International is the world's largest manufacturer of relays, contactors, pressure switches, and aerospace and aircraft switches -- many specifically designed for severe environments.

 

Relays

Military qualified sub-miniature and half-crystal can relays for both commercial and military applications. Low level to 75 Amp. AC, DC. Suitable for severe environments.

relays
 

Contactors

High power contactors for primary power control. From 25 to 1000 amps. Includes Smart and bus-bar mount contactors for modern electrical power distribution systems.

switches
 

Control Devices

For timing purposes, sensing and protection of current, voltage, frequency, and phase; fixed, adjustable AC and DC versions.

circuit breakers
 

Sockets

Features a wide variety of sockets used for Leach relays, time delays and rail devices including PC board mount, solder, crimp, and track mount styles.

circuit breakers
 

  Picture  |  QPL Listing  |  Additional Data

Esterline/Leach Relays & Contactors Back to Top
Amps Series Description Mil-Specification More
Info
0.5A 065*D RELAY NONLATCH, 2PDT, 0.5A@28VDC    
0.5A 065*I RELAY LATCH, 2PDT, 0.5A@28VDC    
1A D RELAY LATCH, 2PDT, 1A@28VDC   picture
1A E RELAY NONLATCH, 2PDT, 1A@28VDC    
2A GP2/GP2A RELAY LATCH, 2PDT, 2A@28VDC    
2A GP250 RELAY LATCH, 2PDT, 2A@50VDC    
2A GP4 RELAY LATCH, 4PDT, 2A@28VDC    
2A F250 RELAY NONLATCH, 2PDT, 2A@28VDC    
2A GP5 RELAY NONLATCH, 2PDT, 2A@28VDC    
2A W260 RELAY NONLATCH, 2PDT, 2A@28VDC M39016/6 qpl
2A WN460 RELAY NONLATCH, 4PDT, 2A@28VDC    
5A XL RELAY LATCH, 2PDT, 5A@28VDC M6106/38 pictureqpl
5A YL RELAY LATCH, 4PDT, 5A@28VDC M6106/39 pictureqpl
5A X RELAY NONLATCH, 2PDT, 5A@28VDC M83536/1, /2, DSCC# 84133-XXX pictureqpl
5A XA RELAY NONLATCH, 2PDT, 5A@28VDC    
5A Y RELAY NONLATCH, 4PDT, 5A@28VDC M83536/5, /6, DSCC# 86087-XXX pictureqpl
5A YA RELAY NONLATCH, 4PDT, 5A@28VDC    
10A XCL RELAY LATCH, 1PDT, 10A@28VDC    
10A YCL RELAY LATCH, 3PDT, 10A@28VDC M6106/40 qpl
10A JS/JSA RELAY NONLATCH, 1PDT, 10A@28VDC    
10A XC RELAY NONLATCH, 1PDT, 10A@28VDC    
10A 9330 RELAY NONLATCH, 2PDT, 10A@28VDC MS24149,  
10A JA RELAY NONLATCH, 2PDT, 10A@28VDC M83536/11 pictureqpl
10A YC RELAY NONLATCH, 3PDT, 10A@28VDC M83536/21, /22 pictureqpl
10A YCA RELAY NONLATCH, 3PDT, 10A@28VDC    
10A KA RELAY NONLATCH, 4PDT, 10A@28VDC M83536/17 pictureqpl
10A F600 RELAY NONLATCH, 6PDT, 10A@28VDC    
10A F601 RELAY NONLATCH, 6PDT, 10A@28VDC    
12A JL RELAY LATCH, 2PDT, 12A@28VDC M83536/12, /13 pictureqpl
12A KL RELAY LATCH, 4PDT, 12A@28VDC M83536/18, /19 pictureqpl
12A J RELAY NONLATCH, 2PDT, 12A@28VDC M83536/9, /10 pictureqpl
12A K RELAY NONLATCH, 4PDT, 12A@28VDC M83536/15, /16, MS27709 pictureqpl
15A 9274 RELAY LATCH, 4PDT, 15A@28VDC MS24568 picture
25A JCL RELAY LATCH, 1PDT, 25A@28VDC M6106/20 pictureqpl
25A KCL RELAY LATCH, 3PDT, 25A@28VDC MS27742 picture
25A KDL RELAY LATCH, 3PST/NO+AUX, 25A@28VDC M6106/12 qpl
25A JC AND JCA RELAY NONLATCH, 1PDT, 25A@28VDC M6106/19, M83536,36, /37 pictureqpl
25A KC RELAY NONLATCH, 3PDT, 25A@28VDC M83536/32, /33 pictureqpl
25A KCA RELAY NONLATCH, 3PDT, 25A@28VDC-AC COIL    
25A 9325 RELAY NONLATCH, 3PDT/CO, 25A@28VDC MS27706 picture
25A KD RELAY NONLATCH, 3PST/NO+AUX, 25A@28VDC M6106/13 pictureqpl
25A KDA RELAY NONLATCH, 3PST/NO+AUX, 25A@28VDC M6106/13 qpl
25A 9324 RELAY NONLATCH, 3PST/NO, 25A@28VDC MS27418 picture
25A 9339 RELAY NONLATCH, 3PST/NO, 1PDT+AUX, 25A@28VDC M6106/41 pictureqpl
25A 9123 CONTACTOR NONLATCH, 3PST DM, 25A@28VDC MS27997 picture
50A KM RELAY NONLATCH, 1PST DM, 50A@28VDC   picture
50A HB CONTACTOR BUSBAR, 50A@115VAC/400HZ    
50A HC,HCD,HCP CONTACTOR CENTER OFF, 50A@115VAC/400HZ MS27750 picture
50A 9125 CONTACTOR NONLATCH INTERLOCK, (3PST DM CO)X2,   picture
50A 7064-4653 CONTACTOR NONLATCH, 1PST DM, 50A@28VDC MS24166-D1  
50A 7064-238 CONTACTOR NONLATCH, 1PST NO, 50A@28VDC MS24166-D2  
50A 9124 CONTACTOR NONLATCH, 3PST DM, 50A@28VDC MS27222 picture
55A 7064-4656 CONTACTOR NONLATCH, 2PST DM, 55A@28VDC MS24178-D1  
60A HL,HLT, HLD,HLP CONTACTOR LATCH, 60A@115VAC/400HZ MS27749 picture
60A H,HD,HP, HT,HDT,HPT CONTACTOR NONLATCH, 60A@115VAC/400HZ MS27751, M6106/26, M6106/43 pictureqpl
60A ZE-X9YN SMART PLUG-IN CONTACTOR, NONLATCH, 3PST 60A@115VAC/400HZ    
75A KXL RELAY LATCH, 1PST/NO DB, 75A@28VDC    
75A KX RELAY NONLATCH, 1PST/NO DB, 75A@28VDC   picture
75A KXD RELAY NONLATCH, 1PST/NO DB+AUX, 75A@28VDC    
80A 77 CONTACTOR NONLATCH, 1PST DM, 80A@28VDC    
90A LC CONTACTOR CENTER OFF, 90A@115VAC/400HZ    
90A L CONTACTOR NONLATCH, 90A@115VAC/400HZ    
100A Z-X9YN PLUG-IN CONTACTOR, NONLATCH, 3PDT 100A@115VAC/400HZ    
100A ZC, ZCD CONTACTOR CENTER OFF, 100A@115VAC/400HZ   picture
100A 9207 CONTACTOR NONLATCH, 100A@28VDC DSCC# 84192-XXX picture
100A 9213 CONTACTOR NONLATCH, 3PST DM, 100A@28VDC    
100A A270-100 CONTACTOR, 270VDC, 1PST DM, 100A@270VDC    
120A ZL, ZLD CONTACTOR LATCH, 120A@115VAC/400HZ    
120A Z, ZD CONTACTOR NONLATCH, 120A@115VAC/400HZ   picture
125A 129 CONTACTOR NONLATCH, 1PST DB-DM+AUX, 125A@28VDC    
145A ZG CONTACTOR NONLATCH, 145A@115VAC/400HZ    
175A WE-X2YN SMART PLUG-IN CONTACTOR, NONLATCH, 175A@115VAC/400HZ    
180A ZJ CONTACTOR NONLATCH, 180A@115VAC/400HZ    
200A CC02**P BUS BAR CONTACTOR 1PST DM+AUX, 200A@28VDC    
200A 219 CONTACTOR NONLATCH, 1PST DB+AUX, 200A@28VDC    
200A 7264-4654 CONTACTOR NONLATCH, 1PST DM, 200A@28VDC MS24171-D1  
200A 7264-283 CONTACTOR NONLATCH, 1PST NO, 200A@28VDC MS24171-D2  
200A 7264-4655 CONTACTOR NONLATCH, 1PST NO, 200A@28VDC MS24172-D1  
250A WC CONTACTOR CENTER OFF, 250A@15VAC/400HZ    
275A WB CONTACTOR BUSBAR, 275A@115VAC/400HZ    
275A WL CONTACTOR LATCH, 275A@115VAC/400HZ    
275A W CONTACTOR LATCH, 275A@115VAC/400HZ    
275A W-X9YN PLUG-IN CONTACTOR, NONLATCH, 275A@115VAC/400HZ    
385A WL-X9YN PLUG-IN CONTACTOR, LATCH, 385A@115VAC/400HZ    
400A CC04**P BUS BAR CONTACTOR, 1PST DM+AUX, 400A@28VDC    
400A 52040 CONTACTOR CIRCUIT BREAKER, 1PST DM+AUX, 400A@28VDC    
400A 7401-4658 CONTACTOR NONLATCH, 1PST DM, 400A@28VDC MS24185-D1  
400A 7401-C CONTACTOR NONLATCH, 1PST NO, 400A@28VDC MS24185-D2  
400A AJ CONTACTOR NONLATCH, 1PST DM, 400A@28VDC M6106/33 qpl
400A CC0519P CONTACTOR NONLATCH, 1PST DB+AUX, 500A@28VDC    
500A 507 CONTACTOR NONLATCH, 1PST DM, 500A@28VDC    
700A M 707 CONTACTOR NONLATCH, 1PST DM, 700A@28VDC    

Esterline/Leach Control Devices Back to Top
Series Description Mil-Specification More Info
V310 SENSOR, AC OVERVOLTAGE, 2PDT OR 4PDT, 10A@28VDC    
P510 SENSOR, AC PHASE SEQUENCE, 2PDT OR 4PDT, 10A@28VDC    
V610 SENSOR, AC POWER MONITOR, 2PDT OR 4PDT, 10A@28VDC    
V210 SENSOR, AC UNDER VOLTAGE, 2PDT OR 4PDT, 10A@28VDC    
V710 SENSOR, AC VOLTAGE, 2PDT, 3PDT OR 4PDT, 10A@28VDC    
CS400 SENSOR, CURRENT, 2PDT, 2A@28VDC    
CS500 SENSOR, CURRENT, 2PDT, 2A@28VDC    
V110 SENSOR, DC VOLTAGE, 2PDT OR 4PDT, 10A@28VDC    
F410 SENSOR, FREQUENCY, 2PDT OR 4PDT, 10A@28VDC    
CSHM SENSOR, HALL EFFECT FOR CURRENT MEASUREMENT    
CSHPB SENSOR, HALL EFFECT FOR BATTERY BUS DIRECT AND RETURN PROTECTION    
CSHP SENSOR, HALL EFFECT FOR RCCB OPERATION    
VS400 SENSOR, UNDERVOLTAGE, 2PDT, 2A@28VDC    
TD-1436 TIME DELAY ON OPERATE ADJ, 1PST, 0.25A@28VDC M83726/21 pictureqpl
TDH-6060/6061 TIME DELAY ON OPERATE ADJ, 2PDT, 10A@28VDC    
TDH-8060/8061 TIME DELAY ON OPERATE ADJ, 2PDT, 10A@28VDC M83726/30 pictureqpl
TDH-7060/7061 TIME DELAY ON OPERATE ADJI 4PDT, 10A@28VDC    
TDH-1609 TIME DELAY ON OPERATE FIXED, 1PNO(SSO), 0.15A@28VDC M83726/24 pictureqpl
TD-1435 TIME DELAY ON OPERATE FIXED, 1PST, 0.25A@28VDC M83726/20 pictureqpl
TDH-6050/6051 TIME DELAY ON OPERATE FIXED, 2PDT, 10A@28VDC   picture
TDH-8050/8051 TIME DELAY ON OPERATE FIXED, 2PDT, 10A@28VDC M83726/28 pictureqpl
TDH-7050/7051 TIME DELAY ON OPERATE FIXED, 4PDT, 10A@28VDC   picture
T531 TIME DELAY ON OPERATE/RELEASE, FIXED/ADJ, 3PDT, 25A@28VDC    
TDH-8080/8081 TIME DELAY ON RELEASE ADJ, 2PDT, 10A@28VDC M83726/31 pictureqpl
TDH-1610 TIME DELAY ON RELEASE FIXED, 1PNO(SSO), 0.15A@28VDC M83726/25 pictureqpl
TDH-6070/6071 TIME DELAY ON RELEASE FIXED, 2PDT, 10A@28VDC   picture
TDH-8070/8071 TIME DELAY ON RELEASE FIXED, 2PDT, 10A@28VDC M83726/29 pictureqpl
TDH-7070/7071 TIME DELAY ON RELEASE FIXED, 4PDT, 10A@28VDC   picture
FLSH402 TIME DELAY PROGRAMMABLE TIME/FUNCTION, 2PST(SSO), 0.25A@28VDC    
TD-1412 TIME DELAY REPEAT CYCLE TIMER, 1PST, 0.25A@28VDC M83726/22 pictureqpl

Esterline/Leach Relay Sockets Back to Top
Series Description More Info
HRCW SOCKET TO SOLDER FOR F250, F257, W260, WB260, 144  
S600, S601 SOCKET TO CRIMP FOR F600 AND F601  
SM-1000-003 SOCKET TRACK MOUNT FOR X, TDH-1609 AND TDH-1610  
SM-1001-003 SOCKET TRACK MOUNT FOR YC  
SM-1002-003 SOCKET TRACK MOUNT FOR Y  
SO-1021-7127/7126 SOCKET TO SOLDER FOR V110, V210, V310, V710, F410 AND P510  
SO-1048-8308/8518 SOCKET TO CRIMP FOR K, TDH-8050, TDH-8060, TDH-8070, TDH-8080 AND VS400 picture
SO-1048-8776/8779 SOCKET TO CRIMP FOR KA AND CS400 picture
SO-1049-8309/8987 SOCKET TO CRIMP FOR J picture
SO-1049-8772/8774 SOCKET TO CRIMP FOR JA  
SO-1055-8690-10147 SOCKET TO CRIMP FOR JL, TDH-6050, TDH-6060 AND TDH-6070  
SO-1056-8691 SOCKET TO CRIMP FOR KL, TDH-7050, TDH-7060, AND TDH-7070 picture
SO-1057-8912 SOCKET TO CRIMP FOR KC picture
SO-1058-8913 SOCKET TO CRIMP FOR KCL picture
SO-1059-8914 SOCKET TO CRIMP FOR KD picture
SO-1060-8915 SOCKET TO CRIMP FOR KDL  
SO-1061-8916 SOCKET TO CRIMP FOR KDA picture
SO-1062-8917 SOCKET TO CRIMP FOR KCA picture
SO-1063-9033/9034 SOCKET TO CRIMP FOR JS/JSA AND JC/JCA  
SO-1063-9036 SOCKET TO CRIMP FOR JCL  
SO-1064-001 SOCKET TO CRIMP FOR X picture
SO-1064-003 SOCKET TO CRIMP FOR XL picture
SO-1064-10425 SOCKET TO CRIMP FOR XC picture
SO-1064-10444/10445 SOCKET TO CRIMP FOR XA  
SO-1064-10534 SOCKET TO CRIMP FOR XCL  
SO-1065-001 SOCKET TO CRIMP FOR YC picture
SO-1065-003 SOCKET TO CRIMP FOR YCL  
SO-1065-10392/10393 SOCKET TO CRIMP FOR YCA  
SO-1066-001 SOCKET TO CRIMP FOR Y picture
SO-1066-003 SOCKET TO CRIMP FOR YL  
SO-1066-10385/10386 SOCKET TO CRIMP FOR YA  
SO9005 SOCKET PCB FOR F250, F257, W260 AND WB260  
SO-SSL SOCKET SNAP AND LOCK FOR J, JA, K, KA, KL AND TDX  
MT-3000-003 RELAY SOCKET TRACK FOR ALL SM SERIES SOCKETS  
Esterline/Leach Application Notes Back to Top
Note Number Application Notes
1 CORRECTION DUE TO COIL COPPER WIRE RESISTANCE CHANGE IN TEMPERATURE
2 LIFE CAPABILITY VERSUS VOLTAGE: RELAY SERIES F/M30*, 40*, 60*
3 LIFE CAPABILITY VERSUS VOLTAGE: RELAY SERIES F370, F470, F670
4 LIFE CAPABILITY VERSUS VOLTAGE: RELAY SERIES FD370, FD470, FD670
6 RELAY WITH ATTRACT AND HOLD COIL
7 SUPPRESSOR DEVICES FOR RELAY COILS
8 LIFE CAPABILITY VERSUS VOLTAGE: RELAY SERIES F257
9 LIFE CAPABILITY VERSUS VOLTAGE: RELAY SERIES 144
101 DERATING OF CONTACTS FOR DC VOLTAGES ABOVE NOMINAL RATING
102 RELAYS AND TEMPERATURE VARIATIONS
103A CURVES FOR DC VOLTAGES ABOVE NORMAL RATING: RESISTIVE LOAD ONLY: 5A
103B CURVES FOR DC VOLTAGES ABOVE NORMAL RATING: RESISTIVE LOAD ONLY: 10A
103D CURVES FOR DC VOLTAGES ABOVE NORMAL RATING: RESISTIVE LOAD ONLY: 5A/10A
103E CURVES FOR DC VOLTAGES ABOVE NORMAL RATING:RESISTIVE LOAD ONLY: 25A
103F CURVES FOR DC VOLTAGES ABOVE NORMAL RATING:RESISTIVE LOAD ONLY: 20A/25A/50A
103G CURVES FOR DC VOLTAGES ABOVE NORMAL RATING: RESISTIVE LOAD ONLY: 100A/200A/300A/400A
104 SMART CONTACTORS