
Accessories & modules
Cisco Single-Wide High Density Analog Voice Service Module With 16 FXS And 2 FXO - For Voice - 16 x RJ-21 FXS, 2 x RJ-21 FXO - Twisted Pair
VPN# SM-X-16FXS/2FXO=
We confirm current pricing, stock, and lead time on request.
- Free US shipping over $2,500.00
- Government Purchase Card (GPC) accepted
- Authorized Cisco partner, genuine warrantied hardware
- TAA-compliant & DoDIN APL procurement paths
- No payment up front, we confirm stock & final total
Overview
Cisco Single-Wide High Density Analog Voice Service Module With 16 FXS And 2 FXO - For Voice - 16 x RJ-21 FXS, 2 x RJ-21 FXO - Twisted Pair (part number SM-X-16FXS/2FXO=) is supplied by Uniqcli, an authorized Cisco partner, in the Cisco Modules category. Twisted Pair Cable Standard: Category 3, Category 5.
For Voice - 16 x RJ-21 FXS, 2 x RJ-21 FXO - Twisted Pair
• Service Module offers enhanced dependability with maximum productivity • Twisted Pair media support for efficient and reliable connectivity • Service Module with voice application/usage for reliability and maximum efficiency
Key specifications: Twisted Pair Cable Standard: Category 3, Category 5 · Media Type Supported: Twisted Pair · Total Number of Ports: 18 · Connector Type: RJ-21 · Interfaces/Ports Details: 16 x RJ-21 FXS, 2 x RJ-21 FXO · Application/Usage: Voice · Compatibility: Cisco 4000 Series ISRs · Height: 1.6" mm.
TAA-compliant and GPC-payable. Request a quote for current pricing, stock, and lead time.
Highlights
- Service Module offers enhanced dependability with maximum productivity
- Twisted Pair media support for efficient and reliable connectivity
- Service Module with voice application/usage for reliability and maximum efficiency
- Government Purchase Card (GPC) accepted
Cisco Cisco Single-Wide High Density Analog Voice Service Module With 16 FXS And 2 FXO - For Voice - 16 x RJ-21 FXS, 2 x RJ-21 FXO - Twisted Pair datasheet & specifications
Media & Performance
- Twisted Pair Cable Standard
- Category 3, Category 5
- Media Type Supported
- Twisted Pair
Interfaces/Ports
- Total Number of Ports
- 18
- Connector Type
- RJ-21
- Interfaces/Ports Details
- 16 x RJ-21 FXS, 2 x RJ-21 FXO
Technical Information
- Application/Usage
- Voice
Miscellaneous
- Compatibility
- Cisco 4000 Series ISRs
Physical Characteristics
- Height
- 1.6" mm
- Width
- 7.4" mm
- Depth
- 7.6" mm
- Weight (Approximate)
- 1.98 lb g
General Information
- Product Type
- Service Module
Frequently asked questions
How much does the Cisco Single-Wide High Density Analog Voice Service Module With 16 FXS And 2 FXO - For Voice - 16 x RJ-21 FXS, 2 x RJ-21 FXO - Twisted Pair (SM-X-16FXS/2FXO=) cost?
Pricing for the SM-X-16FXS/2FXO= is available on request. Send a quick quote request and a Uniqcli specialist will confirm the current price, stock, and lead time, usually within one business day. Lower pricing is available for volume, GPC, and emergency-acquisition orders.
Is the SM-X-16FXS/2FXO= TAA compliant and available for government and DoD buyers?
Yes. Uniqcli is an authorized Cisco partner and supports TAA-compliant, DoDIN APL-ready procurement of the SM-X-16FXS/2FXO= for US federal, DoD, state, local, education, healthcare, and enterprise buyers. We accept the Government Purchase Card (GPC) and can support FAR-based urgent and emergency acquisitions.
Can I buy the SM-X-16FXS/2FXO= as a single unit or in volume?
Both. Order a single SM-X-16FXS/2FXO= through the cart, or ask about lower pricing for volume orders, Government Purchase Card (GPC) purchases, and emergency or urgent (FAR-based) acquisitions. There is no payment up front: we confirm availability and the final total before invoicing.
Where can I find the SM-X-16FXS/2FXO= datasheet and specifications?
The official Cisco datasheet is available on this page (open the gated datasheet for the full PDF), and the Tech Specs section lists ports, power draw, dimensions, and licensing for the SM-X-16FXS/2FXO=.
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Buying in volume or need it on a contract vehicle?
We'll beat your current quote and handle TAA, GPC, and DoDIN APL procurement. Add to cart for self-serve, or send us the full BOM.

