---
manufacturer: Ciena
model: 6500 R4
slug: ciena-6500-r4
part_number: NTK803FA
u_height: 4
is_full_depth: true
weight: 20
weight_unit: kg
airflow: front-to-rear
front_image: true
module-bays:
  - name: Access Panel
    position: '40'
    description: NTK805MA/NTK805MB Access Panel (6500-R4)
  - name: CTM 1
    position: '41'
    description: accepts NTK810FA or NTK810FB
  - name: CTM 2
    position: '42'
    description: accepts NTK810FA or NTK810FB
  - name: Module 1
    position: '1'
  - name: Module 2
    position: '2'
  - name: Module 3
    position: '3'
  - name: Module 4
    position: '4'
  - name: Module 5
    position: '5'
  - name: Module 6
    position: '6'
  - name: Module 7
    position: '7'
  - name: Module 8
    position: '8'
  - name: Power Input Module 1
    position: '61'
    comments: |
      NTK805RA AC
      NTK805FA DC
  - name: Power Input Module 2
    position: '62'
    comments: |
      NTK805RA AC
      NTK805FA DC