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• Miniature reed relays with mercury wetted contacts.

• No contact bounce.
• 50 Watts contact rating.
• Open frame, encapsulated and axial lead packages are
availble.

OUTLINE DIMENSIONS
OPEN FRAME ENCAPSULATED AXIAL LEAD
1.125 1.125
(28.6) (28.6)
.375 .475
.020 MIN .350 (9.53) (12.07)
.020 MIN .375
(0.51) (8.89) (0.51) (9.53)

.125 (3.18) .375

.200 (5.08)
(9.53)
1.000
1.000 1.8 (45.7) MIN
(25.4)
(25.4)
+/- .005 (0.12)
.022 (0.56) DIA. .375 .950 (24.1) MAX
.022 (0.56)+/- .005 (0.12) DIA. (9.53)
.120 (3.05)
.087 (2.21) .100 (2.54)
.100 (2.54) .440 1A
1A, 1C (11.18)
.100 (2.54)
1A, 1C .375 (9.53) .100 (2.54)

.022 (0.56)+/- .005 (0.13) DIA.

.125 (3.17)
.087 (2.21)
.100 (2.54) .550 .100 (2.54) .475
.100 (2.54)
2A, 2C (13.97) 2A, 2C* .100 (2.54) 2A
(12.07)
.100 (2.54)

SEE NOTE 4

Notes:
1. Dimensions are in inches (mm). 4. Dimensions for 2 Form C encapsulated relays:
2. Tolerance unless otherwise specified is length: 1.175, width: .600, height: .375.
+/-.015” (0.38 mm). 5. Mercury wetted relays should be mounted within
3. Unused terminals are obmitted. +/-30o from vertical position.

GENERAL SPECIFICATIONS
Characteristics FORM A FORM C
Power (Resistive Load) 50 Watts 50 Watts
Voltage (Max. Switching) 500 VDC 500 VDC
(Min. Breakdown) (Across contact) 1500 VDC 1500 VDC
Current (Max. switching) 2 Amps 1 Amp
(Max. Carry) 3 Amps 2 Amps
Capacitance (Typical) 0.3 pF 0.7 pF
Contact Resistance (Max. Initial) 0.07 Ohms 0.07 Ohms
Operating Time (Typical) 1.5 mSec 2.0 mSec
Release Time (Typical) 1.0 mSec 2.0 mSec
10
Insulation Resistance (Min.) 10 Ohms 109 Ohms
Life Expectancy:
9 9
Low level: 10 Operations 10 Operations
Rated load: 5 x 107 Operations 5 x 107 Operations
Operating Temperature -30oC to +85oC
Vibration 5G, 10 to 500 Hz
Shock 5G @ 11 MS durations

American Relays, Inc. (562) 944-0447, Fax (562) 944-0590, E-mail: Sales@americanrelays.com
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MERCURY WETTED REED RELAYS
PART NUMBERS AND COIL DATA (@ 25OC)
Part Number Coil
Nom. Max. Must Must
Contact Res. Schematic
Voltage Voltage Operate Release
Form Open Encap- Axial Ohms Top View
VDC VDC VDC VDC
Frame sulated Leads +/-10%

C051A1MO I051A1MO O051A1MO 5 7.5 125 3.8 0.5

UP
C061A1MO I061A1MO O061A1MO 6 9 125 4.5 0.6 2
1A 3 4
C121A1MO I121A1MO O121A1MO 12 18 750 9.0 1.2
1 E
(OPT)
C241A2MO I241A2MO O241A2MO 24 36 2000 18.0 2.4

C052A1MO I052A1MO O052A1MO 5 7.5 100 3.8 0.5

2
UP
C062A1MO I062A1MO O062A1MO 6 9 100 4.5 0.6
3 4
2A 5 6
C122A1MO I122A1MO O122A1MO 12 18 300 9.0 1.2
1 E
(OPT)
C242A2MO I242A2MO O242A2MO 24 36 1500 18.0 2.4

C051C1MO I051C1MO 5 7.5 100 4.0 0.5 UP

2 5
1C C121C1MO I121C1MO NA 12 18 350 9.0 1.2 3 4
1
C241C1MO I241C1MO 24 36 1500 18.0 2.4

C052C1MO I052C1MO 5 7.5 75 4.0 0.5 UP

2 8
2C NA 6 7
C122C1MO I122C1MO 12 18 300 9.0 1.2
3 5
1 4
C242C1MO I242C1MO 24 36 1200 18.0 2.4

American Relays, Inc. (562) 944-0447, Fax (562) 944-0590, E-mail: Sales@americanrelays.com