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Cisco IR1835-K9 Catalyst IR1835 Rugged Router, 4x GE LAN, Combo WAN, 2 Cellular Slots, Wi-Fi Slot, PoE+, Digital I/O

Price:

$ 6,168.90


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Cisco IR1835-K9 Catalyst IR1835 Rugged Router, 4x GE LAN, Combo WAN, 2 Cellular Slots, Wi-Fi Slot, PoE+, Digital I/O

https://arcip.com.au/web/image/product.template/13140/image_1920?unique=e8b5313

Cisco Catalyst IR1835 Rugged Series router (IR1835-K9). 4 Gigabit Ethernet LAN ports with PoE/PoE+, 1 combo RJ-45/SFP WAN, 2 cellular pluggable slots, 1 Wi-Fi slot, one RS-232 and one RS-232/485 serial port, 4 digital I/O. SSD and dead-reckoning GNSS slots. 9 to 36V input, 71 W maximum with PoE. -40 to 75°C (forced air), IP40 or IP54 with kit, DIN rail or panel mount. Rail, MIL-STD-810G and Class I Div 2 certified. Network Essentials/Advantage licensing. 5-year limited hardware warranty. Genuine Cisco from ARC IP Networks, a Cisco Registered Partner.

$ 6,168.90 6168.9 AUD $ 6,168.90 incl. GST

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IR1835-K9

Cisco IR1835-K9 at a glance

The Cisco Catalyst IR1835 (IR1835-K9) is a modular IR1800 Rugged Series router with 4 Gigabit Ethernet LAN ports with PoE/PoE+, a combo RJ-45/SFP WAN port, two cellular pluggable slots and a Wi-Fi slot. It has one RS-232 and one RS-232/485 serial port, 4 digital I/O, runs from 9 to 36V and is rated to -40 to 75°C in a forced-air enclosure.

ARC IP Networks is a Cisco Registered Partner in Australia. We supply the genuine Cisco IR1835-K9 through Cisco's authorised Australian distribution, with a GST tax invoice on every order.

Ports4x GE LAN + combo WAN
Wireless2 cellular + Wi-Fi slot
Power9-36V, PoE/PoE+
RatingIP40 (IP54 with kit)

Best for

  • Vehicle and fleet connectivity with cellular, Wi-Fi and dead-reckoning GNSS
  • Remote utility, roadside and distribution sites
  • Replacing end-of-sale IR829 routers

Key features

4 Gigabit Ethernet LAN ports with PoE/PoE+ and 1 combo RJ-45/SFP WAN port.

Two cellular pluggable slots and one Wi-Fi wide slot.

Serial: one RS-232 and one RS-232/485 serial port. Plus 4 digital I/O ports.

Slots for an SSD and a dead-reckoning GNSS module (IRM-SSD-100G, IRM-GNSS-ADR).

9 to 36V input; maximum 27 W without PoE and 71 W with PoE.

Rated -40 to 75°C in a forced-air enclosure with 200 LFM, type-tested at 85°C for 16 hours.

IP40 as standard, IP54 with the IR1800-IP54-KIT; DIN rail or panel mount.

Rail (EN 50155 family), MIL-STD-810G, Class I Div 2 / Zone 2 and IEC 62443-4-1 certifications.

Network Essentials or Network Advantage licensing with throughput tiers from 50 Mbps to uncapped.

Supports advanced SD-WAN security.

Cisco IR1835-K9 specifications

Cisco IR1835-K9 technical specifications
SpecificationValue
Interfaces
LAN4 x Gigabit Ethernet, PoE/PoE+
WAN1 x combo RJ-45/SFP
Cellular2 pluggable slots
Wi-Fi1 Wi-Fi wide slot
Serial1 RS-232 + 1 RS-232/485
Digital I/O4
Console / USBMicro-USB console, 1 x USB 2.0 Type A
Expansion
SSD slotYes (IRM-SSD-100G)
GNSS slotDead-reckoning GNSS (IRM-GNSS-ADR)
IPsec tunnels20
Power
Input9V - 36V (nominal 12 V and 24 V)
Typical22 W (12 V), 23 W (24 V)
Maximum27 W without PoE, 71 W with PoE
Environment
Operating temperature-40 to 60°C sealed, -40 to 70°C vented (40 LFM), -40 to 75°C forced air (200 LFM)
Ingress protectionIP40; IP54 with IR1800-IP54-KIT
Physical
Dimensions (H x W x D)55.9 x 280.4 x 204.7 mm (247.0 mm deep with IP54 kit)
MountingDIN rail or panel
Licensing
Network stackNetwork Essentials or Network Advantage
Throughput tiersT0 50 Mbps (default), T1 250 Mbps, T2 uncapped (needs L-18-HSEC-K9)
OrderingSmart Licensing; Smart and Virtual Account required
Compliance and warranty
CertificationsEN 50155 family, MIL-STD-810G, Class I Div 2 and Zone 2, IEC/EN 62368-1, IEC 62443-4-1
Warranty5-year limited hardware warranty

Figures from Cisco's official data sheet.

The Cisco IR1835-K9 in depth

Modular rugged router

The IR1835 is part of the Catalyst IR1800 Rugged Series. It combines 4 PoE-capable GE LAN ports, a combo WAN port, two cellular slots and a Wi-Fi slot in a DIN rail or panel-mount chassis, with one RS-232 and one RS-232/485 serial port and 4 digital I/O ports.

Built for vehicles and harsh sites

It runs from 9 to 36V, is rated to -40 to 75°C with forced air and carries rail, MIL-STD-810G and hazardous location certifications. An IP54 kit raises protection from IP40.

Replacing the IR829

Cisco names the IR1833-K9 and IR1835-K9, with a WP-WIFI6 module, as replacements for end-of-sale IR829 routers (end of sale March 1, 2023).

Frequently asked questions

Straight answers about the Cisco IR1835-K9 from the ARC IP Networks team. Last reviewed October 2026.

4 Gigabit Ethernet LAN ports with PoE/PoE+, 1 combo RJ-45/SFP WAN port, one RS-232 and one RS-232/485 serial port, 4 digital I/O ports, a micro-USB console and a USB 2.0 Type A port.

The IR1833 has two RS-232 ports and no digital I/O. The IR1835 has one RS-232 and one RS-232/485 port, 4 digital I/O ports and advanced SD-WAN security.

It uses Smart Licensing with Network Essentials or Network Advantage. Throughput is 50 Mbps by default (T0), 250 Mbps with T1, or uncapped with T2, which needs the L-18-HSEC-K9 licence.

9V to 36V DC input (nominal 12 V and 24 V). Maximum draw is 27 W without PoE and 71 W with PoE.

Yes. Cisco's IR829 end-of-sale notice lists the IR1833-K9 and IR1835-K9, each with a WP-WIFI6 module, as replacements.

ARC IP Networks is a Cisco Registered Partner and supplies the genuine Cisco IR1835-K9 through Cisco's authorised Australian distribution, with a GST tax invoice.

Explore the full Cisco range: Cisco Australia hub · Shop all Cisco

Buy the Cisco IR1835-K9 in Australia

ARC IP Networks is a Cisco Registered Partner, supplying Cisco switching, wireless, collaboration and security products to businesses, schools and integrators across Australia.

  • Genuine Cisco: sourced through Cisco's authorised Australian distribution, never grey import.
  • Australia-wide delivery, with Australian power where a power supply is included.
  • Manufacturer's warranty and local pre-sales help choosing the right model and licence.
  • GST tax invoice on every order, with trade and project pricing available.

Planning a Cisco network?

Ask ARC IP Networks for project pricing or a configured quote, or call us to check the right Cisco model and licence for your site.

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Accurate Shipping Costs

Our online shipping calculator is designed to provide a final, accurate shipping cost based on the items in your cart and your delivery postcode. Shipping costs are calculated at checkout based on your order and delivery postcode. The final cost is calculated based on several factors which are automatically accounted for by our system, including:

  • The stock location of the item(s) across our warehouses.
  • Orders with multiple items that may require special packaging.
  • The weight and dimensions of the order (including heavy or oversized items).
  • The delivery courier servicing your specific region.

Delivery Times


 

Standard Processing


Most orders placed by 2pm AEDT are dispatched for next working day delivery. Larger orders may require 1-2 additional business days for processing. If timing is critical, please contact us to discuss expedited options (additional charges may apply).


Delivery Timeframes


Region

Processing Time

Express Delivery

Standard Delivery

VIC, NSW, SA, QLD Metro, TAS

1-2 business days

1-2 business days

2-4 business days

NT, WA, QLD Rural

1-2 business days

1-2 business days

3-5 business days

New Zealand

1-2 business days

2-3 business days

4-10 business days

Please note: Processing times may extend during peak periods such as Christmas and end of financial year.

Free Warehouse Pickup



Save on shipping costs with free pickup from our ARC IP Networks Blackburn warehouse. Simply place your order online or by phone, and collect during business hours (Monday to Friday). Please allow time for picking and packing. For urgent orders, call 1300 100 440 to confirm your order is ready.

ARC IP Networks Pickup Address: 6 George Street, Blackburn, VIC 3130


Insurance & Tracking



All ARC IP Networks shipments are fully insured and trackable. Once dispatched, you'll receive an email with your tracking number and courier website details. If your item is confirmed lost or damaged by our courier, we'll arrange a replacement in consultation with you.


International Shipping



ARC IP Networks ships to New Zealand. Please note:


  • Import duties and taxes vary by country
  • Buyers are responsible for all customs charges
  • Contact your local customs authority before ordering
  • We'll provide required documentation for smooth customs clearance
  • Buyers cover all shipping costs for returns due to refused duties/taxes


Delivery Requirements


Signature Required


All deliveries must be signed for. If you won't be home, contact our Sales Support team to arrange Authority to Leave. Important: Authority to Leave voids shipping insurance if parcels are lost or stolen.


Delivery Restrictions


We do not deliver to PO Boxes or Parcel Lockers as our couriers cannot access them. Orders sent to these addresses will be returned, incurring redelivery fees.


Shipping Issue Resolution


ARC IP Networks works closely with our shipping partners to resolve any delivery issues quickly and fairly:


  1. Confirmation: We verify expected delivery dates with our shipping partners
  2. Investigation: Issues outside normal timeframes trigger formal investigations
  3. Communication: We keep you updated throughout the resolution process
  4. Resolution: Confirmed lost items are replaced or refunded after investigation completion


Please note: Refunds for lost, missing, or delayed orders cannot be processed until shipping partner investigations are complete. This does not affect your rights under the Australian Consumer Law, and refunds or replacements will be provided where required once loss or damage is confirmed.

Warranty & Faulty Products

ARC IP Networks complies with the Australian Consumer Law (ACL).

If a product is faulty, damaged, not of acceptable quality, or does not perform as advertised, you are entitled to a repair, replacement, or refund in accordance with ACL.

Manufacturer Warranty Returns

For faults developing after 14 days within the warranty period:

  • Contact ARC IP Networks first at info@arcip.com.au or 1300 100 440
  • We will assess the issue and coordinate with manufacturers, authorised service centres, or distributors on your behalf
  • Where required, a manufacturer RMA may be arranged
  • ARC IP Networks manages the return process and next steps

Dead on Arrival (DOA)

Products that arrive faulty or damaged must be reported within 14 days of delivery.

ARC IP Networks will arrange assessment, replacement, or refund as appropriate.

Change of Mind & Non-Faulty Returns

Change-of-mind returns must be requested within 14 days of delivery. For change-of-mind returns, the product must be unused, unopened, in its original packaging, and returned with all accessories and documentation. These conditions apply only to change-of-mind returns and do not limit or exclude your rights under the Australian Consumer Law. Some products are not eligible for change-of-mind returns, including:

  • Ex-demo products
  • Clearance or markdown items
  • Special-order items
  • Products clearly marked “No Change-of-Mind Returns”

Important

This does not affect your rights under Australian Consumer Law.

If a product is faulty, not of acceptable quality, or does not meet advertised specifications, it remains eligible for return regardless of category.

Refunds & Processing Timeframes

  • Approved refunds are processed within 7 business days of receiving returned goods
  • Refunds are issued to the original payment method, unless otherwise agreed
  • Replacement or repair may be offered where appropriate
  • Store credit may be offered only with customer consent

Handling fees and non-returnable service charges may not be refundable where permitted by law.


Restocking Fees

For approved change-of-mind or non-faulty returns, a 15% restocking fee applies.

  • Any applicable restocking fee will be clearly communicated prior to return approval
  • The fee will be deducted from the refund amount
  • Restocking fees do not apply to returns made under the Australian Consumer Law, including faulty, damaged, or misrepresented goods.

Return Shipping Costs

  • Change-of-mind returns: The customer is responsible for return shipping costs.
  • Faulty or defective products: ARC IP Networks covers return shipping under Australian Consumer Law.

Non-Warranty Repairs

For issues not covered by warranty:

  • ARC IP Networks will provide a quote before proceeding
  • Customers are responsible for all shipping and service costs
  • No repairs are undertaken without customer approval

Return Methods

Returns may be made:

  • In-store at ARC IP Networks – 6 George Street, Blackburn VIC 3130
  • Or by shipment as instructed by our support team

Proof of purchase is required for all returns.

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