Siemens gk5615-0aa00-2aa2

By Abdullah Zahid
13 min read
Siemens 6GK5615-0AA00-2AA2 SCALANCE S615 LAN router mounted on DIN rail in industrial automation cabinet

Siemens 6GK5615-0AA00-2AA2 SCALANCE S615 LAN Router: Specifications, Features and Selection Guide

When a controls engineer or systems integrator is tasked with securing an automation network — isolating PROFINET devices from corporate IT, enabling remote diagnostics over VPN, or certifying equipment for a hazardous zone — the hardware selection usually comes down to a short list of validated industrial routers. The Siemens 6GK5615-0AA00-2AA2, sold under the SCALANCE S615 product name, is one of the most frequently specified devices in that category: a compact 5-port DIN-rail LAN router with integrated firewall, VPN termination, NAT, and DHCP running on 24V DC, rated from -40 to +70°C, and certified to ATEX, UL, ABS, BV, and DNV GL standards in a single SKU. If you are evaluating this part for a plant floor gateway or a marine deployment, this review covers everything you need to make a confident purchase decision.

If you have already confirmed this is the right part, check current pricing and availability for the 6GK5615-0AA00-2AA2 at LeadTime.ca — ships worldwide.

Who Should Buy the SCALANCE S615 — and Who Shouldn't

The Siemens 6GK5615-0AA00-2AA2 is the right choice for engineers and procurement specialists who need a compact, certified industrial LAN router with integrated security in a 24V DC DIN-rail package. It is specifically suited when all of the following are true:

  • Your supply voltage is 24V DC with an operating range between 10.8 and 28.8V DC — this model does not support AC or 48V inputs
  • Five RJ45 Ethernet ports at 10/100 Mbit/s are sufficient for the network segment being protected or connected
  • Cabinet space is constrained and the 35 mm wide DIN-rail form factor is a hard requirement
  • Static IP routing meets your network design — this device does not support dynamic routing protocols such as OSPF or BGP
  • ATEX Zone 2 Group IIC, marine (ABS, BV, DNV GL), or CCC hazardous zone certification is required on a single SKU without regional re-qualification
  • VPN termination and packet filtering are needed without adding a separate network security appliance

If you need more than 5 ports, cellular WAN connectivity, or Gigabit throughput, the SCALANCE M804PB, SCALANCE MUM856-1, or SCALANCE X-series are the appropriate alternatives — each is addressed in the variant comparison section below.

On this page:

What the SCALANCE S615 Actually Does in an Automation System

The Siemens 6GK5615-0AA00-2AA2 functions as a network gateway and security perimeter device positioned between an automation subnet and an upstream network — whether that upstream is a corporate IT backbone, an operator workstation LAN, or an enterprise WAN. It does not behave like a passive unmanaged switch. It actively enforces routing decisions, applies packet filter rules, terminates VPN tunnels, serves or requests DHCP addresses, and logs events to a SysLog collector — all in a unit that draws 0.2A at 24V DC and occupies 35 mm of DIN-rail width.

The five RJ45 ports operate at 10 Mbit/s or 100 Mbit/s in half or full duplex and participate in internal switching as well as routed traffic across the gateway boundary. A single digital input and a single digital output on 2-pole terminal blocks allow the device to receive external triggers and signal operational status to a PLC or indicator — a practical feature in cabinet installations where visual or PLC-monitored status feedback is expected. The hardware real-time clock synchronizes via NTP and supports audit trail requirements without requiring battery backup.

The security architecture is designed specifically for industrial communication protection, not general IT use. Packet filtering with stateful inspection, NAT and NAPT, password-protected configuration access, an audit log, a packet filter log, and integrated VPN termination remove the need for a separate firewall appliance inline. This matters in automation cabinets where every 35 mm of rail and every watt of power budget counts.

Typical System Architecture for the 6GK5615-0AA00-2AA2

The 6GK5615-0AA00-2AA2 sits at the boundary between an automation subnet and an upstream network, acting as the single enforced crossing point for all traffic flowing between the two domains.

  • Upstream network (corporate LAN, WAN, or engineering office VPN gateway) connects to one of the 5 RJ45 ports designated as the WAN or external interface
  • The SCALANCE S615 enforces NAT/NAPT, static IP routing, and packet filter rules at the boundary — all traffic is inspected before crossing
  • Downstream automation devices (PLCs, HMIs, drives, I/O modules on PROFINET or EtherNet/IP) connect through the remaining RJ45 ports to the protected internal subnet
  • The digital output signals operational status to an upstream PLC or indicator light; the digital input accepts an external trigger from a safety relay or control circuit
  • A SysLog collector on the corporate network receives event logs for compliance and audit; VPN tunnels terminate at the S615 for secure remote access from engineering workstations

Where Engineers Deploy the SCALANCE S615: Industries and Use Cases

In discrete manufacturing — automotive assembly, electronics production, packaging lines — the 6GK5615-0AA00-2AA2 is specified as the secure gateway between the plant floor control network and the manufacturing execution system or corporate IT. NAT isolates the automation subnet, and VPN enables remote diagnostics from the engineering office without exposing field devices to the corporate network directly.

In chemical, pharmaceutical, and petrochemical facilities, the ATEX Category 3, Group II, T4 rating (KEMA 07ATEX0145 X) means the device can be installed in or adjacent to Zone 2 locations without the cost and complexity of sourcing a separately certified appliance. CCC certification under GB3836.1 and GB3836.8 extends the same advantage to Chinese process plant installations.

On offshore oil and gas platforms and marine vessels, the ABS, Bureau Veritas, and DNV GL marine classification approvals are procurement requirements, not preferences. A single 6GK5615-0AA00-2AA2 SKU satisfies all three classification bodies, eliminating the re-qualification overhead that comes with sourcing regionally unapproved alternatives.

In water and wastewater treatment, power generation substations, and pulp and paper mills, the -40 to +70°C operating range covers both cold outdoor enclosures and non-air-conditioned machine rooms without thermal management add-ons. The IP20 rating confirms this is a cabinet-mounted device, not a sealed field-mount unit, so panel installation with appropriate enclosure protection is the correct deployment model.

Application Typical Deployment
Discrete manufacturing plant floor gateway DIN-rail mounted in control cabinet; NAT between PROFINET subnet and corporate LAN; VPN for remote diagnostics
Chemical / petrochemical Zone 2 installation ATEX II 3 G Ex nA IIC T4 Gc certified; installed adjacent to or within Zone 2 enclosure; packet filtering enforces communication policy
Offshore platform or marine vessel ABS / BV / DNV GL approved; single SKU satisfies all three classification bodies; deployed in panel room or control station
Water / wastewater treatment facility Outdoor enclosure with IP-rated cabinet; -40 to +70°C range covers cold climates and warm pump stations without additional thermal hardware
Remote diagnostic access via VPN VPN tunnel terminated at S615; engineering workstation connects securely over WAN; SysLog captures all session events for audit trail
Legacy network bridge Static IP routing connects isolated PROFINET and EtherNet/IP islands; DHCP server assigns addresses to legacy devices on internal subnet

Key Specifications for Purchase Decisions

Specification Value
Supply voltage (nominal) 24V DC
Supply voltage (operating range) 10.8–28.8V DC
Consumed current @ 24V 0.2A typical
Power loss 4W typical
Ethernet ports 5 × RJ45, 10/100 Mbit/s half/full duplex
Digital I/O 1 digital input, 1 digital output (2-pole terminal block each)
Operating temperature -40 to +70°C
IP protection rating IP20
Physical dimensions (W × H × D) 35 × 147 × 127 mm
Mounting 35 mm DIN rail, S7-300 rail, S7-1500 rail

Full technical specifications are available on the product page at LeadTime.ca.

SCALANCE S615 vs. Alternatives: Which Model Do You Actually Need?

Model Ports Speed WAN Type Key Differentiator Choose When
6GK5615-0AA00-2AA2 (SCALANCE S615) 5 × RJ45 10/100 Mbit/s Wired LAN ATEX/marine certified; integrated VPN + firewall; 35 mm DIN rail; 4W power loss 5-port wired gateway with security, hazardous zone or marine certification required
SCALANCE M804PB 8 × RJ45 Gigabit uplinks Wired LAN Higher port density; higher power consumption; same 24V DC range Port density is the primary constraint and Gigabit throughput is needed
SCALANCE X-200 Series Varies Gigabit Wired LAN Full Gigabit speeds; rated to higher temperatures; higher cost Real-time traffic prioritization or bandwidth above 100 Mbit/s is critical
SCALANCE MUM856-1 Varies Varies 3G / 5G cellular Cellular WAN for remote or mobile sites; higher power and cost No wired infrastructure available or disaster recovery over cellular is required

If your application sits within a wired 5-port topology at 10/100 Mbit/s with ATEX or marine certification requirements, the 6GK5615-0AA00-2AA2 is the correct choice — check current availability at LeadTime.ca.

Expert Verdict: Honest Assessment and Procurement Reality

The Siemens 6GK5615-0AA00-2AA2 earns its place on the short list for any project where the words compact, certified, and secure all appear in the same requirements document. The 35 mm wide footprint is genuinely narrow for a device that bundles 5-port switching, static IP routing, DHCP server and client, NAT/NAPT, VPN termination, packet filtering with audit logging, and digital I/O into a single DIN-rail unit drawing 4W. The 10.8–28.8V DC input range accommodates real-world supply ripple and cable voltage drop across long industrial power runs, which simplifies field deployment without secondary regulators. The fact that ATEX, CCC, ABS, BV, and DNV GL approvals all live on a single SKU — catalog number 6GK5615-0AA00-2AA2 — is a genuine procurement advantage for multinational projects where regional re-qualification is a budget and schedule risk.

Where this device has real limits: if your network segment needs more than 5 ports, you will be forced to add a downstream unmanaged switch, which reintroduces the cost and space you saved by choosing this compact model. The 10/100 Mbit/s cap is adequate for most automation traffic but is a hard ceiling — if your application involves high-resolution vision systems, large historian data transfers, or high-frequency Gigabit PROFINET communications, the SCALANCE X-200 series is the honest recommendation. The absence of dynamic routing protocol support (no OSPF, no BGP) is a legitimate constraint for complex multi-subnet architectures; static routing works well in defined, stable automation topologies but becomes a maintenance burden in frequently changing network layouts. The non-replaceable internal fuse (F 2A5/32V) also deserves a moment of attention: if the fuse is ever triggered, the unit is replaced entirely — plan for a spare in critical uptime applications.

On the procurement side, expect lead times of approximately 4 to 12 weeks for this part in North America, subject to global supply conditions. Pricing for industrial LAN routers of this class typically falls in the CAD $3,000 to CAD $8,000 range, varying by volume and distributor. Volume orders, bundled accessory procurement (C-PLUG, KEY-PLUG, mounting kits), and formal RFQ processes can improve both price and lead time certainty. If this matches your system requirements, view current stock and pricing at LeadTime.ca.

For volume pricing or to confirm lead time before committing to a build, contact the LeadTime.ca team directly — we ship worldwide.

Wiring and Installation Overview

  • Connect 24V DC positive and negative to the 2-pole power terminal block; confirm supply voltage is within the 10.8–28.8V DC operating range before energizing — the internal non-replaceable F 2A5/32V fuse provides over-current protection and does not reset if tripped
  • All 5 Ethernet ports are standard RJ45 connectors compatible with 10/100Base-T; use CAT5e or better cabling with properly terminated crimps — no PoE support, so all connected devices require separate power
  • Wire the digital input and digital output each to their respective 2-pole terminal blocks; both operate at 24V DC logic levels for status signaling or external triggering
  • Mount on a standard 35 mm DIN rail, an S7-300 rail, or an S7-1500 rail; the 35 mm width allows dense packing of adjacent modules — ensure natural convection airflow is not blocked in the cabinet, which is sufficient for IP20 operation
  • IP20 rating means the unit is not sealed against dust or water ingress; it must be installed inside an appropriately rated enclosure for the installation environment

Commissioning Overview

  • Apply stable 24V DC power and verify operational status via the digital output signal or external monitoring before connecting any Ethernet devices
  • Connect a management PC to any of the 5 RJ45 ports and use CLI access to assign a static IP address or configure DHCP client mode to match the target network topology — consult the manufacturer documentation for factory default credentials and IP settings
  • Define packet filter rules and firewall policies appropriate to the communication security requirements of the automation network segment being protected
  • Enable SysLog forwarding to a centralized logging server if compliance audit trails are required; the hardware RTC can synchronize via NTP to ensure accurate timestamps
  • For VPN policy management across multiple sites, SINEMA RC (Siemens centralized VPN and firewall management platform, licensed separately) is compatible with the 6GK5615-0AA00-2AA2 for pushing configuration and monitoring tunnel status

Compatible Accessories and System Expansion

The following accessories are documented as compatible with the 6GK5615-0AA00-2AA2 and should be evaluated during procurement planning:

  • C-PLUG — Removable configuration storage module; allows secure backup of device configuration and rapid replacement without manual reconfiguration
  • KEY-PLUG — Physical unlock mechanism that prevents unauthorized configuration changes; adds tamper protection at the hardware level
  • Mounting plate kits — Required for installations on non-standard rails or panel surfaces where standard 35 mm DIN rail is not available
  • Cables and power connectors — Sold separately; specify appropriate 2-pole terminal block connectors and CAT5e or CAT6 Ethernet patch cables for port connections

Wrong-Part Prevention Checklist Before You Order

Before submitting a purchase order for the Siemens 6GK5615-0AA00-2AA2, verify each of the following against your project requirements — these are the most common sources of incorrect orders for this part:

  1. Confirm voltage requirement is exactly 24V DC in the -40 to +70°C operating range; model does not support AC or 48V variants
  2. Verify that 5 Ethernet ports are sufficient; SCALANCE M804PB and other models offer more ports
  3. Check that internal fuse (F 2A5/32V) is acceptable; some sites require external circuit breaker protection upstream
  4. Confirm that static IP routing meets network design; does not support dynamic routing protocols like OSPF or BGP
  5. Verify ATEX/hazardous zone certification if operating in Zone 2 Group IIC; standard version is not Ex-approved but accepts optional certification
  6. Ensure bandwidth limitation requirements are understood; device does NOT support QoS bandwidth capping
  7. Check if hardware-backed real-time clock with battery backup is needed; this model has RTC without battery

If any item on this checklist raises a concern, contact the LeadTime.ca team before ordering — our team can help identify the correct SCALANCE variant for your application and confirm current lead times worldwide.

Frequently Asked Questions

Does the SCALANCE S615 support dynamic routing protocols like OSPF or BGP?

No. The 6GK5615-0AA00-2AA2 supports static IP routing only. It does not support OSPF, BGP, or any dynamic routing protocol. If your network architecture requires dynamic route exchange or automatic failover via routing protocol, you will need to evaluate an alternative device in the SCALANCE portfolio.

What happens if the internal fuse trips — can it be replaced in the field?

The internal fuse is rated F 2A5/32V and is non-replaceable. If the fuse is triggered, the unit must be replaced entirely. There is no field-serviceable fuse component. For critical uptime applications, maintaining a spare unit on-site is the recommended mitigation strategy.

Can the SCALANCE S615 be used in an ATEX Zone 2 hazardous location?

Yes, with correct installation. The 6GK5615-0AA00-2AA2 carries ATEX certification II 3 G Ex nA IIC T4 Gc under KEMA 07ATEX0145 X, which covers Zone 2 Group IIC Equipment Group II installations with non-sparking components. CCC certification under GB3836.1 and GB3836.8 is also included for Chinese hazardous zone deployments. Confirm the specific installation requirements for your site against the manufacturer documentation.

What is the realistic lead time for the 6GK5615-0AA00-2AA2 and how do I get a firm quote?

Lead times for this part in North America are typically 4 to 12 weeks depending on global supply conditions at the time of order. Lead times can shift significantly during periods of high industrial automation demand. For a firm lead time and current pricing, contact LeadTime.ca directly — we source globally and can provide volume pricing on multi-unit orders.

Is VPN configuration on the SCALANCE S615 manageable without SINEMA RC?

Basic configuration is accessible via CLI without SINEMA RC. SINEMA RC is a separately licensed Siemens platform that enables centralized VPN policy management, certificate deployment, and monitoring across multiple SCALANCE S615 devices simultaneously. For single-unit deployments or simple VPN topologies, CLI-based configuration is sufficient. For multi-site rollouts, SINEMA RC substantially reduces ongoing management overhead.

Does the SCALANCE S615 support Power over Ethernet (PoE) on any of its 5 ports?

No. None of the 5 RJ45 ports on the 6GK5615-0AA00-2AA2 support PoE. All connected devices must have independent power supplies. The device itself draws 0.2A at 24V DC with a typical power loss of 4W — it is not designed to source power to downstream Ethernet devices.

Why Order the 6GK5615-0AA00-2AA2 from LeadTime.ca

  • LeadTime.ca ships worldwide — whether you are sourcing for a plant in North America, an offshore platform, or a facility in Asia-Pacific, orders are fulfilled globally
  • Hard-to-find and long-lead industrial automation parts are a core specialization — the team actively monitors supply chain status for parts like the 6GK5615-0AA00-2AA2
  • Volume pricing is available on multi-unit orders — contact the team directly for RFQ support on project quantities
  • Fast response on quote requests — procurement specialists and controls engineers can get lead time confirmation and pricing without waiting through extended distributor queues

At-a-Glance Summary

  • Catalog number: 6GK5615-0AA00-2AA2 — SCALANCE S615 LAN Router
  • 5 × RJ45 Ethernet ports, 10/100 Mbit/s half/full duplex
  • Supply voltage: 24V DC nominal, 10.8–28.8V DC operating range
  • Typical current draw: 0.2A at 24V; typical power loss: 4W
  • Physical dimensions: 35 × 147 × 127 mm; net weight: 0.4 kg
  • Operating temperature: -40 to +70°C; storage temperature: -40 to +80°C
  • IP20 protection rating — cabinet installation required
  • Internal non-replaceable fuse: F 2A5/32V
  • Integrated VPN, packet filtering (stateful), NAT/NAPT, DHCP client/server, static IP routing, SysLog, CLI, audit log
  • 1 digital input and 1 digital output on 2-pole terminal blocks; hardware RTC with NTP sync, no battery backup
  • Certifications: ATEX II 3 G Ex nA IIC T4 Gc (KEMA 07ATEX0145 X), CCC (GB3836.1, GB3836.8), UL 60950 Class E (E115352), CE, RoHS 2, ABS, BV, DNV GL marine
  • Mounting: 35 mm DIN rail, S7-300 rail, S7-1500 rail
  • Compatible accessories: C-PLUG, KEY-PLUG, mounting plate kits
  • Typical North American lead time: 4–12 weeks; ships worldwide via LeadTime.ca