Overview
The Allen-Bradley Z-34038 is a single pole contact renewal kit engineered for Size 1 (30 amp) Series K contactors and starters. This contact set is essential for maintenance and retrofit applications where precise electrical switching and load control are required. With a proven track record in industrial environments, the Z-34038 delivers consistent performance for motor control, lighting, and machinery automation systems.
Key Features
- 2NO/2NC Contact Configuration — dual normally open and normally closed contacts for flexible control logic
- Side Rotary Actuator — clockwise/counter-clockwise operation with 90° total travel for ergonomic installation
- High Voltage Rating — 600 VAC and 250 VDC contact rating for broad voltage applications
- Durable Die-Cast Zinc Body — corrosion-resistant construction rated for NEMA 1, 3, 3S, 4, 4X, 6, 6P, and 13; IP67 enclosure certification
- Drop-In Replacement — direct fit for Series K Size 1 contactors and starters requiring contact set renewal
Technical Specifications
- Contact Rating: 600 VAC @ 10 A, 250 VDC @ 1 A
- Operating Force: 3 lb-inch torque
- Total Travel: 90 degrees
- Operating Travel: 10 degrees
- Differential Travel: 4 degrees
- Connection: 1/2 inch NPT / 20 mm
- Operating Temperature Range: 14°F to 200°F (CW/CCW operation); 14°F to 250°F (alternative orientation)
- Contact Configuration: 2 Normally Open / 2 Normally Closed
- Actuator Type: Side Rotary Head
- Body Material: Die-Cast Zinc
- UL/CSA/TÜV Approvals — certified for North American and international standards
Typical Applications
The Allen-Bradley Z-34038 is commonly used in the following industrial applications:
- Motor starter contact renewal and maintenance
- Contactor auxiliary contact replacement
- HVAC and refrigeration control systems
- Manufacturing and assembly line automation
- Lighting and power distribution circuits
- Machinery interlocking and sequencing logic
Compatibility & Replacements
Compatible With
- Allen-Bradley Series K Size 1 contactors
- Allen-Bradley Series K Size 1 starters (30 amp rating)
- Size 1 motor control centers (MCCs)
- Industrial motor starter enclosures
- Standard DIN rail and panel-mount installations
Replaces / Drop-In Replacement For
- Allen-Bradley Z-34038 (original equipment)
- Repco 9111CA equivalent replacement
- OEM contact renewal applications for Series K Size 1 starters
Works With
- Allen-Bradley control systems and automation platforms
- Standard NEMA motor control circuits
- Industrial relay logic and programmable controller I/O systems
- Low-voltage DC and AC motor control installations












