C&K A Series
4 & 5 Tumbler 1-4 Pole Switchlocks
Features/Benefits
Typical Applications
• Security alarm systems
• Medical equipment
• Computer servers
• Multi-pole and multi-position
• Shorting and non-shorting
contacts available
• Low level and power capability
• PCB mounting
Models Available
Specifications
Materials
CONTACT RATING: Q contact material: Switch-2.5 AMPS @
125 V AC; 350 mA @ 125 V DC (UL/CSA). Carry-5 AMPS
continuous. See page M-38 for additional ratings.
LOCK: Zinc alloy with stainless steel facing.
KEYS: Two nickel plated brass keys with code number.
SWITCH HOUSING: Glass filled 6/6 nylon (UL 94V-0).
ELECTRICAL LIFE: 15,000 make-and-break cycles at full load up to
300,000 detent operations.
MOVABLE CONTACT: Q contact material: Coin silver, silver plated.
See page M-38 for additional contact materials.
CONTACT RESISTANCE: Below 20 m Ω typ. initial @ 2-4 V DC,
STATIONARY CONTACTS & TERMINALS: Q contact material: Brass,
silver plated. See page L-38 for additional contact materials.
100 mA, for both silver and gold plated contacts.
9
INSULATION RESISTANCE: 10 Ω min.
MOUNTING NUT: Zinc alloy.
DIELECTRIC STRENGTH: 1,000 Vrms min. @ sea level.
OPERATING TEMPERATURE: –30ºC to 85ºC.
DRESS NUT: Brass, nickel plated.
LOCKING RING: 6/6 nylon (UL 94V-2).
TERMINAL SEAL: Epoxy.
INDEXING: 30º: 2-4 positions, 45º or 90º: 2-3 positions.
STATIC RESISTANCE: Anti-static models exceed 20 KV DC static
resistance @ sea level, lock body to terminals.
NOTE: Any models supplied with Q or B contact material are RoHS compliant. For the latest
information regarding RoHS compliance, please go to: www.ittcannon.com/rohs.
NOTE: Specifications and materials listed above are for switchlocks with standard options.
For information on specific and custom switchlocks, consult Customer Service Center.
Build-A-Switch
To order, simply select desired option from each category and place in the appropriate box. Available options are shown and
described on pages M–35 through M–38. For additional options not shown in catalog, consult Customer Service Center.
Switch and lock Function
A21613 DP, 30°, keypull pos. 1
A11413 SP, 90°, keypull pos. 1
Keying
A31413 3P, 90º, keypull pos. 1
2
Two nickel plated brass keys
A3141U 3P, 90°, keypull pos. 1 & 2
A11513 SP, 45°, keypull pos. 1
A31513 3P, 45°, keypull pos. 1
A3151U 3P, 45°, keypull pos. 1 & 3
A21582 DP, 45º, keypull pos. 1
A11613 SP, 30°, keypull p05. 1
A1161U SP, 30°, keypull pos. 1 & 4
A12112 SP, 45°, keypull p05. 1
A42112 4P, 45°, keypull pos. 1
Lock Type
M
A
G
Y
4 Tumbler lock
5 Tumbler lock with anti-static switch
4 Tumbler lock with anti-static switch
Lock Finish
2
1
Stainless steel facing
Nickel plated with
removable dress nut
Gloss black facing
Shorting/Non-Shorting
8
N
S
Non-shorting contacts
Shorting contacts
Terminations
Z
C
Solder lug
PC Thru-hole
Mounting/Lock Style
N
R
With nut
With removable dress nut
Contact Material
Q
B
Silver
Gold
Seal
NONE No seal
E
Epoxy seal
Dimensions are shown: Inch (mm)
Specifications and dimensions subject to change
www.ittcannon.com
M–34
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