
ASR1004 Cisco Chassis, Front-to-Back Airflow, Refurbished
- Condition
- Refurbished, tested & guaranteed
- WARRANTY & RETURNS
- ASR1004 has a 3-year warranty and a 30-day return policy. DOA units are replaced or refunded. Full terms are on the warranty page and the refund policy.
- Availability
- In stock
Orders placed by 12pm ship the same day.
A firm price comes back, typically the same business day. Prefer a PO or wire? We take those too. Just ask.
The Cisco ASR1004 is a chassis with front-to-back airflow and AC power. Its data ports come from the cards installed in it. This unit is refurbished (used): inspected, powered on and functionally tested by Townsend Networks technicians before listing. One unit per order.
- Maker description
- Cisco ASR1004 Chassis, Dual P/S
- Compatible with
- 1 route-processor slot (RP1 or RP2), 1 ESP slot, 2 SIPs with 8 SPA slots
- HOW IT DIFFERS
- ASR1004 is the Cisco ASR1004 Chassis, Dual P/S: 2 SIPs with 8 SPA slots, 1 ESP slot and 1 route-processor slot, 7 in. high, with software redundancy. Its sister ASR1006 takes 3 SIPs with 12 SPA slots, 2 ESP slots and 2 route-processor slots for hardware redundancy, and stands 10.5 in. high.
- End of sale
- April 29, 2020 Cisco notice
- Model
- ASR1004
- Type
- Chassis
- Condition
- Refurbished, tested & guaranteed
Technical details
| Brand | Cisco |
|---|---|
| Product line | Cisco ASR 1000 |
| Rack units | 4U |
| Airflow | Front-to-back |
| Power input | dual AC |
| Throughput | 10 to 40 Gbps depending on the ESP installed |
| Dimensions | 7 x 17.2 x 18.15 in. (177.8 x 437.4 x 461.0 mm) |
| Weight | 68.7 lb (31.16 kg) with dual AC power, ESP, RP1 and two SIPs, no SPAs |
| Power draw (maximum) | 960 W (AC), 1020 W (DC) |
| Memory (DRAM) | 4 GB with RP1, 8 GB with RP2 |
| End of support | April 30, 2025 |
| Replacement model | ASR1002-HX or ASR1006-X |
End of sale and support
| Model | Announced | End of sale | End of support | Replacement | Notice |
|---|---|---|---|---|---|
| Cisco ASR 1004 | ASR1002-HX, ASR1006-X | Cisco notice |
Questions about the Cisco ASR 1000 family
- What is the throughput of the ASR1004?
- The ASR1004 has a throughput of 10 to 40 Gbps depending on the ESP installed.
- Which way does the air flow on the ASR1004?
- The airflow of the ASR1004 is front-to-back.
- What power does the ASR1004 use?
- The ASR1004 uses dual AC.
- How much power does the ASR1004 draw?
- The maximum power draw of the ASR1004 is 960 W (AC), 1020 W (DC).
- What are the size and weight of the ASR1004?
- The ASR1004 measures 7 x 17.2 x 18.15 in. (177.8 x 437.4 x 461.0 mm) and weighs 68.7 lb (31.16 kg) with dual AC power, ESP, RP1 and two SIPs, no SPAs.
- How much rack space does the ASR1004 take?
- The ASR1004 takes 4U of rack space.
- What does an ASR1004 chassis need to run?
- The ASR1004 is modular. It runs with one route processor (RP1 or RP2), one Embedded Services Processor (ESP10, ESP20 or ESP40) and two SPA interface processors (SIP10 or SIP40) that carry the SPA port adapters, plus two power supplies, AC or DC but never one of each. Each listing says what ships with it, so check which modules are fitted before you order, or ask us.
- Are the ASR1001-X, ASR1002-X and ASR1004 end of life?
- Yes. Cisco's notice for the ASR1001-X and ASR1002-X set the end-of-sale date at 1 August 2022 and the last date of support at 31 July 2027, names IOS XE 17.9 as the last supported release and points to the Catalyst 8500 series as the replacement. The ASR1004 reached end of sale on 29 April 2020 and its last date of support was 30 April 2025; Cisco named the ASR1002-HX and ASR1006-X as its replacements.
- What condition and warranty come with a Cisco ASR 1000 router from Townsend?
- Each listing prints its own condition. Units sold as new, refurbished or used are bench tested before they are listed: every port and module slot is checked and the previous owner's configuration is erased. They are covered by the Townsend warranty from the date of delivery; if the hardware fails in normal use we repair it or replace it with a tested unit, and the length and terms are on our warranty page. Unused hardware can be returned within 30 days of delivery. Cisco software licences and support contracts are not part of our warranty.
WHAT'S INCLUDED
One (1) Cisco ASR1004.
CONDITION & TESTING
Condition: Refurbished, Tested & Guaranteed ASR1004 was tested by Townsend Networks technicians before listing. The test process is on the testing process.
Selling your Cisco ASR1004? We buy used network gear.
Questions about the ASR1004? Call 415-626-4231 or email sales@townsendnetworks.com.



