Bihl+Wiedemann BWU1569 AS-Interface 3.0 Gateway – Obsolete AS-i Spare Part
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Model: BWU1840 BWU1416
Product Overview
Commercial availability is handled through direct RFQ, model verification and export-oriented follow-up rather than public cart checkout.
Datasheet Preview
Use attached product manuals when available. If the manual is not public yet, request the full file directly through RFQ.
Commercial Path
Product pages on DRIVEKNMS are designed to verify model, brand and series first, then move the buyer into one clean quotation path.
Technical Dossier
The BIHL+WIEDEMANN BWU1840 BWU1416 is a dual-module AS-Interface Safety Master solution widely deployed in automated production lines, conveyor systems, and safety-critical machine guarding applications across automotive, food & beverage, and general manufacturing sectors. As BIHL+WIEDEMANN progressively transitions its product portfolio, procurement managers are increasingly encountering extended lead times and allocation constraints on this model through standard distribution channels.
At DriveKNMS, we maintain verified stock of legacy and current-generation industrial automation components specifically to address this supply gap. Our sourcing network spans certified distributors, OEM surplus channels, and factory-authorized partners across Europe and Asia — giving your procurement team a reliable fallback when primary channels fail to deliver on schedule.
This is not a commodity listing. If your facility runs BIHL+WIEDEMANN AS-i safety architecture, an unplanned outage caused by a failed BWU1840 or BWU1416 module can halt an entire production cell. The cost of downtime — measured in lost throughput, emergency labor, and contractual penalties — routinely exceeds the component cost by a factor of 50x or more. Securing a qualified spare source before the failure occurs is the single highest-ROI procurement decision you can make this quarter.
| Manufacturer | BIHL+WIEDEMANN GmbH |
| Part Numbers | BWU1840 / BWU1416 |
| Product Category | AS-Interface Safety Master Module |
| Communication Protocol | AS-Interface (AS-i) V3.0, Safety at Work |
| Safety Rating | SIL 3 / PLe / Cat. 4 (IEC 62061 / ISO 13849-1) |
| Country of Origin | Germany |
| Condition | New / Surplus New (confirmed prior to shipment) |
| Warranty | 12 Months from date of invoice |
| Inventory Status | Limited stock — subject to prior sale; confirm availability via RFQ |
| Lead Time | 3–10 business days (subject to stock confirmation); expedited options available |
| Minimum Order Quantity | 1 unit |
| Export Documentation | Commercial Invoice, Packing List, Certificate of Origin available upon request |
Procurement decisions on safety-rated automation components should never be evaluated on unit price alone. The Total Cost of Ownership (TCO) framework for the BWU1840 BWU1416 must account for three cost vectors:
1. Downtime Risk Premium: A single unplanned stoppage in a mid-volume automotive stamping line can cost USD 8,000–25,000 per hour. Holding a qualified spare — or securing a pre-negotiated supply agreement with DriveKNMS — converts this tail risk into a fixed, budgetable line item.
2. Spare Parts Turnover Rate: The BWU1840 BWU1416 has a moderate-to-low turnover rate in the secondary market, which means availability windows are unpredictable. Procurement teams that wait for a failure event before sourcing typically pay 20–40% above market price under emergency conditions. Proactive sourcing through DriveKNMS locks in competitive pricing before scarcity premiums apply.
3. Replacement vs. Retrofit Cost: Migrating away from an AS-i safety architecture to a newer fieldbus platform involves engineering hours, validation testing, and potential line recertification — costs that can reach USD 50,000+ per cell. Extending the operational life of your existing BIHL+WIEDEMANN infrastructure with genuine replacement modules is almost always the lower-TCO path in the 3–7 year planning horizon.
DriveKNMS provides volume pricing tiers for MRO contracts and blanket purchase orders. Contact us to discuss framework agreements that align with your annual maintenance budget cycle.
Every unit shipped by DriveKNMS undergoes a pre-shipment verification process that includes visual inspection, label authentication, and where applicable, functional testing documentation review. We do not ship unverified or cosmetically refurbished units without explicit buyer consent and corresponding price disclosure.
We are not a general-purpose marketplace. DriveKNMS is a specialist industrial component supplier with a sourcing network built specifically for MRO and capital equipment procurement teams who cannot afford supply chain surprises.
Q: What payment terms are available for first-time buyers?
A: First orders are typically processed on a 100% prepayment basis via T/T or PayPal. Established accounts with a purchase history may qualify for net-30 terms upon credit review.
Q: Is the 12-month warranty valid for units sourced from surplus stock?
A: Yes. Our 12-month warranty applies to all units we ship, regardless of sourcing channel. Warranty claims are handled directly by DriveKNMS — you do not need to engage the OEM.
Q: Do you offer discounts for bulk or blanket orders?
A: Yes. Volume pricing is available for orders of 3 units or more. Framework agreements with quarterly call-off schedules are available for MRO departments with predictable consumption patterns. Contact us for a formal quotation.
Q: What is your return and exchange policy?
A: Units may be returned within 30 days of receipt if they arrive in a condition inconsistent with the order description. Returns require prior authorization (RMA). Functional units returned without defect may be subject to a restocking fee. Full details are provided in our standard terms of sale.
Q: Can you source related BIHL+WIEDEMANN components or accessories?
A: Yes. We regularly source the full BIHL+WIEDEMANN AS-Interface product range, including power supplies, gateways, I/O modules, and safety monitors. Submit an RFQ with your complete BOM for a consolidated quotation.
Q: How do I verify the authenticity of the unit before purchase?
A: We provide high-resolution pre-shipment photos of the actual unit upon request, including label, serial number, and packaging condition. For large orders, third-party inspection can be arranged at buyer's cost.