Image coming soon
Product images are provided for reference and may not represent the exact model, configuration, or included components.

Overview

SKU: CB4S00221
Condition: New
Availability: Usually Ships in 2-3 Weeks
Write a Review 13% OFF
Code Blue

Code Blue CB4S00221 Paging Amplifier Backplate

The Code Blue CB4s SBL backplate assembly is a replacement component for paging amplifier systems requiring 12-24V DC power input. This part supports …

$900.00 $779.99 SAVE $120

Quantity:

Adding to cart… The item has been added
Compatibility guidance available for your deployment
Senior specialists for pre and post-sales support
Authorized sourcing and documentation support
Shipping and lead-time confirmation before install
Laura Bennett, IPSD Senior Specialist

Talk to Laura

200+ hrs training • U.S - based

Senior Specialist • 877-277-7147

Message Call

Code Blue CB4S00221 Paging Amplifier Backplate

$900.00
$779.99
Add to Cart

Overview

SKU: CB4S00221
Condition: New
Availability: Usually Ships in 2-3 Weeks

No Bots, Just Experts

Questions about this product? Free pre-sales support from a senior specialist — product questions, compatibility checks, BOM quotes, price confirmation — typically answered within one business day. Need camera placement or system design work? Engineering time is $175 per hour (qty 1 = 1 hour). Hardware buyers get up to one hour ($175) credited back on their order.

Get Free Pre-Sales Support Buy Design Hours ($175/hr)
Description

The Code Blue CB4s SBL backplate assembly is a replacement component for paging amplifier systems requiring 12-24V DC power input. This part supports the amplifier's mounting and electrical connectivity during operation.

Key specifications:

  • Voltage: 12-24V DC compatible
  • Designed for Code Blue CB4s series amplifiers
  • Part Number: CB4S00221

Verify compatibility with your existing system before ordering. This is an accessory/replacement part intended for maintenance and system configuration.

Expert Analysis
Specifications
Compatible Accessories: & replacement parts for
Audio: Paging Amplifier during production & began utilizing a 12-24V DC. While the change in this component &
Color: Part # Color Part #
Brand: Code Blue
MPN: CB4S00221
Type: Spare Part
Power: 24V DC
Q&A
Reviews
Product Video
Have Questions?

RELATED PRODUCTS

Image coming soon
Add to Cart The item has been added

Code Blue

SKU: CB1E00540

Code Blue CB1E00540 Paging Amplifier Backplate

  • Direct replacement backplate for CB1e series paging amplifiers minimizes downtime.
  • 120V AC input simplifies integration into standard building power infrastructure.
  • Mechanical and electrical mounting interface ensures secure, stable amplifier seating.
$5,800.00 $5,021.99 Save $778.01
Add to Cart
The item has been added
Free shipping over $499
$5,800.00 $5,021.99 Save $778.01
Add to cart Add to quote
Code Blue CB1S00597 Paging Amplifier Backplate
Add to Cart The item has been added

Code Blue

SKU: CB1S00597

Code Blue CB1S00597 Paging Amplifier Backplate

  • Direct replacement backplate keeps CB1s series amplifiers operational during upgrades.
  • Supports 12–24V DC input, fitting a wide range of facility power configurations.
  • OEM-grade construction ensures fit and function match original Code Blue assemblies.
$6,500.00 $5,627.99 Save $872.01
Add to Cart
The item has been added
Free shipping over $499
$6,500.00 $5,627.99 Save $872.01
Add to cart Add to quote
Image coming soon
Add to Cart The item has been added

Code Blue

SKU: CB9S00052

Code Blue CB9S00052 Paging Amplifier

  • Accepts 120V AC facility power directly — no external conversion module required.
  • Internal 12-24V DC rail isolates audio circuits from mains noise, reducing hum.
  • Parallel connectivity supports multi-zone wiring for simultaneous announcement feeds.
$5,400.00 $4,675.99 Save $724.01
Add to Cart
The item has been added
Free shipping over $499
$5,400.00 $4,675.99 Save $724.01
Add to cart Add to quote
Image coming soon
Add to Cart The item has been added

Code Blue

SKU: CB1EAP00001

Code Blue CB1EAP00001 Paging Amplifier

  • Supports 120V AC operation for direct integration into standard facility power circuits.
  • Dual-voltage design (12–24V DC / 120V AC) simplifies retrofits in legacy installations.
  • OEM replacement part maintains original paging amplifier performance in Code Blue systems.
$8,790.00 $7,610.99 Save $1,179.01
Add to Cart
The item has been added
Free shipping over $499
$8,790.00 $7,610.99 Save $1,179.01
Add to cart Add to quote
Image coming soon
Add to Cart The item has been added

Code Blue

SKU: CB1SAP00873

Code Blue CB1SAP00873 Paging Amplifier

  • Operates on 120V AC for straightforward integration into standard facility power circuits.
  • Supports 12-24V DC configurations, enabling retrofit into legacy Code Blue paging systems.
  • OEM replacement part ensures drop-in compatibility with existing Code Blue audio infrastructure.
$10,185.00 $8,818.99 Save $1,366.01
Add to Cart
The item has been added
Free shipping over $499
$10,185.00 $8,818.99 Save $1,366.01
Add to cart Add to quote

Looking for more Code Blue products? Shop the full Code Blue catalog →

System Design, Deployment & Technical Support

Support services and planning resources for commercial surveillance, access control, and infrastructure deployments.

Fixed scope • Fixed price

System Design Assistance

  • Get help validating product compatibility
  • Coverage requirements
  • Storage planning and deployment architecture before you buy.
Request Design Help

Deployment & Configuration Support

  • Access fixed-scope support for rollout planning
  • User setup guidance
  • Migration and system standardization across single-site or multi-site deployments
View Support Services

Guides, Tools & Calculators

  • PoE requirements
  • Storage retention
  • Camera selection and deployment methodology
Open Technical Resources
!