Honeywell SZL-WLC-B / SZL-WLC-C Micro Limit Switch – SZL-WLC Series
Imagine a high-speed automated production line where a conveyor belt overruns its travel limit by just a few millimeters. Without a reliable limit switch, the result is a catastrophic mechanical collision, unplanned downtime, damaged tooling, and costly production losses. In precision-critical environments — from automotive stamping presses to pharmaceutical packaging lines — the limit switch is not a peripheral component. It is the last line of defense between controlled motion and mechanical failure.
The Honeywell SZL-WLC-B and SZL-WLC-C are precision micro limit switches from Honeywell’s globally trusted SZL-WLC Series. Engineered for snap-action actuation with repeatable accuracy, these switches occupy a critical position in Honeywell’s industrial sensing portfolio — bridging the gap between basic mechanical switches and high-end safety-rated position sensors. Widely specified by OEM machine builders and system integrators across North America, Europe, and Asia-Pacific, the SZL-WLC series is a benchmark product in global industrial automation procurement.
Technical Specifications
- Model Numbers: SZL-WLC-B / SZL-WLC-C
- Brand: Honeywell Sensing & Productivity Solutions
- Series: SZL-WLC Micro Limit Switch Series
- Switch Type: Snap-action micro limit switch
- Actuator Type: SZL-WLC-B — Pin plunger; SZL-WLC-C — Roller lever
- Contact Configuration: SPDT (1NO + 1NC)
- Operating Force: Per Honeywell datasheet specifications
- Electrical Rating: Per Honeywell datasheet (consult official documentation for exact voltage/current ratings)
- Housing Material: Thermoplastic / Metal (per variant)
- IP Rating: Refer to Honeywell official datasheet
- Operating Temperature: Refer to Honeywell official datasheet
- Certifications: UL, CE (verify per specific variant)
- Mounting: Standard 2-hole mounting
Note: All specifications are sourced from Honeywell’s official product documentation. We do not fabricate or estimate parameters. Please contact us for the latest datasheet.
Key Features & Benefits
- Snap-Action Precision: Delivers consistent, repeatable switching with minimal differential travel — critical for position feedback in servo-driven and cam-operated machinery.
- Dual-Model Flexibility: SZL-WLC-B (pin plunger) suits direct linear actuation; SZL-WLC-C (roller lever) is optimized for cam-follower and ramp-actuated applications.
- Compact Form Factor: Miniature body fits space-constrained control panels, end-of-arm tooling, and embedded machine frames without compromising switching performance.
- Industrial-Grade Durability: Designed to withstand vibration, mechanical shock, and repetitive cycling in demanding factory environments.
- Global Certifications: UL and CE marks support deployment in North American and European regulated machinery.
- Drop-in Replacement Compatibility: Standard footprint allows direct replacement of legacy SZL-WLC variants without rewiring or re-machining mounting surfaces.
Industry & Equipment Applications
- Automotive Manufacturing: End-of-stroke detection on stamping dies, welding jigs, and transfer lines.
- Packaging Machinery: Carton flap detection, conveyor position sensing, and fill-level confirmation.
- Material Handling: Hoist limit detection, pallet stop confirmation, and AGV docking position feedback.
- Machine Tools: Axis travel limit protection on CNC machining centers and grinding machines.
- Pharmaceutical & Food Processing: Hygienic-environment position sensing where compact size and reliable actuation are mandatory.
- Robotics & End-of-Arm Tooling: Gripper open/close confirmation and tool-change position verification.
System Integration & Compatible Parts
The SZL-WLC-B and SZL-WLC-C integrate seamlessly into standard industrial control architectures. Compatible system components include:
- Honeywell SZL-WL Series (same-family variants with alternative actuator styles)
- Honeywell MICRO SWITCH™ BZ and V Series (complementary snap-action switches)
- Standard PLC digital input modules (Siemens S7, Allen-Bradley CompactLogix, Mitsubishi FX/Q Series)
- Safety relay modules requiring SPDT dry-contact inputs
- DIN rail terminal blocks and M12 connector adapters for field wiring
Contact our technical team at support@konmask.com for wiring diagrams and integration guidance.
Our Quality Assurance Process
At Konmask.com, every Honeywell SZL-WLC-B and SZL-WLC-C unit is subject to our multi-stage sourcing and verification protocol:
- Authorized Supply Chain: Sourced exclusively from verified distributors and authorized Honeywell channel partners.
- Authenticity Verification: Each unit is inspected for genuine Honeywell markings, date codes, and packaging integrity before dispatch.
- Documentation Package: Certificate of conformance and original manufacturer datasheet available upon request.
- Traceability: Full lot traceability maintained for all shipments to support your incoming inspection and quality records.
How to Order
- Submit your inquiry via the Contact / RFQ form on this page, specifying model (SZL-WLC-B or SZL-WLC-C), required quantity, and delivery destination.
- Our technical sales team will respond within 1 business day with availability, lead time, and a formal quotation.
- Upon PO confirmation, we arrange export documentation, packaging, and international freight to your specified port or warehouse.
- Track your shipment with our provided logistics reference and receive post-delivery support as needed.
Email: support@konmask.com | WhatsApp / Tel: +0086 19859288691
Why Choose Konmask.com?
- Industrial Automation Specialists: We focus exclusively on industrial control components — PLC modules, DCS parts, sensors, and drives — not general electronics.
- B2B Export Experience: Serving procurement teams, MRO buyers, and OEM engineers across Southeast Asia, the Middle East, Europe, and the Americas.
- Competitive Lead Times: Extensive supplier network enables fast sourcing of both standard and obsolete/hard-to-find part numbers.
- Technical Pre-Sales Support: Our engineers can assist with cross-referencing, compatibility checks, and application validation before you commit to a purchase.
- Secure International Shipping: EXW, FOB, CIF, and DDP terms available. Export documentation including commercial invoice, packing list, and CO provided.
Frequently Asked Questions
- Q: What is the difference between SZL-WLC-B and SZL-WLC-C?
- A: The SZL-WLC-B uses a pin plunger actuator suited for direct linear contact actuation, while the SZL-WLC-C features a roller lever actuator designed for cam-follower and angled approach applications. Both share the same SPDT snap-action contact block.
- Q: Are these genuine Honeywell parts?
- A: Yes. Konmask.com sources exclusively from verified supply chains. All units are inspected for authenticity prior to shipment, and documentation is available upon request.
- Q: Can I get a sample before placing a bulk order?
- A: Sample orders are available for qualified buyers. Please contact us with your company details and application requirements.
- Q: What is the minimum order quantity (MOQ)?
- A: We accommodate both small quantity MRO orders and large OEM volume orders. Contact us for MOQ and volume pricing details.
- Q: Do you provide export documentation for customs clearance?
- A: Yes. We provide commercial invoice, packing list, certificate of origin, and other documents required for international customs clearance.
© 2026 Konmask.com. All rights reserved.
Original Source: https://Konmask.com
Contact: support@konmask.com | +0086 19859288691
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