Illinois Lock Company
301 W. Hintz Road
Wheeling, IL 60090-5754 USA
Phone: 800-733-3907, 847-537-1800
Fax: 847-537-1881
Email: sales@illinoislock.com
Specifications: 2-position switch lock available in either maintaining or momentary styles utilizing spade-type, screw-type, or post solder-type terminals.
Material: Zinc die cast cylinder with silver-plated contacts.
Mechanism: 11 blade caged tumbler mechanism utilizing a double bitted key.
Finishes: Bright chrome is standard ≠ other finishes are available upon request.
Electrical Ratings: 6 amps 120 VAC.
Options: Gold contacts and terminals are available, however, a minimum quantity may apply; add letter "G" after lock number. Custom wire harnessing is also available.

| Lock No. | B | C | Switch Type | Terminal Type | Circuit Functions |
| S201 S201A |
1-3/8 1-11/16 |
23/32 1-1/32 |
Maintaining Momentary |
Post-Solder Post-Solder |
Off-On Off-On |
| S203 S203A |
1-15/32 1-25/32 |
23/32 1-1/32 |
Maintaining Momentary |
Screw Screw |
Off-On Off-On |
| S205 S205A |
1-15/32 1-25/32 |
23/32 1-1/32 |
Maintaining Momentary |
Spade Spade |
Off-On Off-On |
| S301 S301A |
1-3/8 1-11/16 |
23/32 1-1/32 |
Maintaining Momentary |
Post-Solder Post-Solder |
On-Off On-Off |
| S303 S303A |
1-15/32 1-25/32 |
23/32 1-1/32 |
Maintaining Momentary |
Screw Screw |
On-Off On-Off |
| S305 S305A |
1-15/32 1-25/32 |
23/32 1-1/32 |
Maintaining Momentary |
Spade Spade |
On-Off On-Off |
