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  5. Fiber Optic Splice Closures (FOSC)

No matter how complex your building entrance splice challenges might be, CommScope has an extensive portfolio of solutions that can address your specific needs. Designed to be equally effective in fit-and-forget as well as multiple re-entry situations, our fiber optic splicing closures employ a revolutionary sealing technology that keeps your splices safe and secure—in any environment.

• Available in a variety of sizes and styles
• Compatible with most cable types (loose buffer tube, central core tube, loose fiber, and ribbon)
• Supports all splicing applications (express, tap-off, branch and repair)

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FM539J-000 | FOSC450-D6-6-36-1-T6V FM539J-000 | FOSC450-D6-6-36-1-T6V
Variant of FOSC-450
FOSC® 450 D6 Fiber Optic Splice Closure, Gel Cable sealing, one pre-installed 36-splice tray, with test valve
FM539J-000 | FOSC450-D6-6-36-1-T6V
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 576
  • Splicing Capacity, Mass Fusion, ...: 1152
SpecificationsSpecs
FM539J-000 | FOSC450-D6-6-36-1-T6V
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 576
  • Splicing Capacity, Mass Fusion, ...: 1152
  • Regional Availability: Latin America | North America
G6165Z-000 | FOSC450-C6-6-R3-1-C6V G6165Z-000 | FOSC450-C6-6-R3-1-C6V
Variant of FOSC-450
FOSC® 450 C6 Fiber Optic Splice Closure, Gel Cable sealing, pre-installed C ribbon tray, 6 cable attach., six ground feedthrough lugs, with test valve
G6165Z-000 | FOSC450-C6-6-R3-1-C6V
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 192
  • Splicing Capacity, Mass Fusion, ...: 864
SpecificationsSpecs
G6165Z-000 | FOSC450-C6-6-R3-1-C6V
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 192
  • Splicing Capacity, Mass Fusion, ...: 864
  • Regional Availability: Latin America | North America
G68315-000 | FOSC-ACC-B-TRAY-12-SMV60 G68315-000 | FOSC-ACC-B-TRAY-12-SMV60
Variant of FOSC-SPLICE-TRAYS
FOSC® Splice tray kit, B size, with two SM6 splice modules = 12 splices per tray
G68315-000 | FOSC-ACC-B-TRAY-12-SMV60
  • Regional Availability: North America
  • Product Brand: FOSC®
  • Product Series: FOSC 400 | FOSC 450
  • Product Type: Fiber splice tray
SpecificationsSpecs
G68315-000 | FOSC-ACC-B-TRAY-12-SMV60
  • Product Brand: FOSC®
  • Product Series: FOSC 400 | FOSC 450
  • Product Type: Fiber splice tray
  • Regional Availability: North America
H54959-000 | FOSC450-6DBX1201NN2T-U23 H54959-000 | FOSC450-6DBX1201NN2T-U23
Variant of FOSC-450
FOSC® 450 Fiber Optic Splice Closure, Gel Cable sealing, with integrated dense WDDM (2X), B sz, 8 chan. adptr + upgrade port
H54959-000 | FOSC450-6DBX1201NN2T-U23
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: None
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
SpecificationsSpecs
H54959-000 | FOSC450-6DBX1201NN2T-U23
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: None
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Regional Availability: Latin America | North America
H57921-000 | FOSC600-D8B-36-1-L2V H57921-000 | FOSC600-D8B-36-1-L2V
Variant of FOSC-600
FOSC® 600 D Fiber Optic Splice Closure, Gel Cable sealing, butt type, one pre-installed 36-splice tray, loose buffered Ribbon module, two 4-port gel blocks, 2 ground feedthru lugs, with test valve
H57921-000 | FOSC600-D8B-36-1-L2V
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 600
  • Product Type: In-line | rectangular fiber closure | Single-ended | rectangular fiber closure
  • Cable Ports Quantity, total: 4 multi-out ports (16 cables)
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Captured bolts | Over-centered latches with rubber gasket
  • Closure Style: In-line | Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 35 mm | 1.378 in
  • Splicing Capacity, Single Fusion...: 864
  • Splicing Capacity, Mass Fusion, ...: 1728
SpecificationsSpecs
H57921-000 | FOSC600-D8B-36-1-L2V
  • Product Brand: FOSC®
  • Product Series: FOSC 600
  • Product Type: In-line | rectangular fiber closure | Single-ended | rectangular fiber closure
  • Cable Ports Quantity, total: 4 multi-out ports (16 cables)
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Captured bolts | Over-centered latches with rubber gasket
  • Closure Style: In-line | Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 35 mm | 1.378 in
  • Splicing Capacity, Single Fusion...: 864
  • Splicing Capacity, Mass Fusion, ...: 1728
  • Regional Availability: Latin America | North America
H96547-000 | FOSC450-D6-6-72-4-N0V H96547-000 | FOSC450-D6-6-72-4-N0V
Variant of FOSC-450
FOSC® 450 D6 Fiber Optic Splice Closure, Gel Cable sealing, four pre-installed 72-splice trays, 6 cable attachments, with test valve
H96547-000 | FOSC450-D6-6-72-4-N0V
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 576
  • Splicing Capacity, Mass Fusion, ...: 1152
SpecificationsSpecs
H96547-000 | FOSC450-D6-6-72-4-N0V
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 576
  • Splicing Capacity, Mass Fusion, ...: 1152
  • Regional Availability: Latin America | North America
HA967V-000 | FOSC450-C6-6-24-1-C3V HA967V-000 | FOSC450-C6-6-24-1-C3V
Variant of FOSC-450
FOSC® 450 C6 Fiber Optic Splice Closure, Gel Cable sealing, one pre-installed 12-splice tray, 6 cable attach., three ground feedthrough lugs, with test valve
HA967V-000 | FOSC450-C6-6-24-1-C3V
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 192
  • Splicing Capacity, Mass Fusion, ...: 864
SpecificationsSpecs
HA967V-000 | FOSC450-C6-6-24-1-C3V
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 192
  • Splicing Capacity, Mass Fusion, ...: 864
  • Regional Availability: Latin America | North America
HB9933-000 | FOSC600-D8B-R2-1-D0V HB9933-000 | FOSC600-D8B-R2-1-D0V
Variant of FOSC-600
FOSC® 600 D Fiber Optic Splice Closure, Gel Cable sealing, butt type, D ribbon tray, two 4-port gel blocks, with test valve
HB9933-000 | FOSC600-D8B-R2-1-D0V
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 600
  • Product Type: In-line | rectangular fiber closure | Single-ended | rectangular fiber closure
  • Cable Ports Quantity, total: 4 multi-out ports (16 cables)
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Captured bolts | Over-centered latches with rubber gasket
  • Closure Style: In-line | Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 35 mm | 1.378 in
  • Splicing Capacity, Single Fusion...: 864
  • Splicing Capacity, Mass Fusion, ...: 1728
SpecificationsSpecs
HB9933-000 | FOSC600-D8B-R2-1-D0V
  • Product Brand: FOSC®
  • Product Series: FOSC 600
  • Product Type: In-line | rectangular fiber closure | Single-ended | rectangular fiber closure
  • Cable Ports Quantity, total: 4 multi-out ports (16 cables)
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Captured bolts | Over-centered latches with rubber gasket
  • Closure Style: In-line | Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 35 mm | 1.378 in
  • Splicing Capacity, Single Fusion...: 864
  • Splicing Capacity, Mass Fusion, ...: 1728
  • Regional Availability: Latin America | North America
HG302N-000 | FOSC-ACC-450-BS-ORING HG302N-000 | FOSC-ACC-450-BS-ORING
FOSC® Replacement O-Ring Sealing for FOSC 450/BS closures
HG302N-000 | FOSC-ACC-450-BS-ORING
  • Regional Availability: North America
  • Product Brand: FOSC®
  • Product Type: Seal
  • Product Series: FOSC 450
SpecificationsSpecs
HG302N-000 | FOSC-ACC-450-BS-ORING
  • Product Brand: FOSC®
  • Product Type: Seal
  • Product Series: FOSC 450
  • Regional Availability: North America
HL0017-000 | FOSC-ACC-A-TRAY-12-SMV60 HL0017-000 | FOSC-ACC-A-TRAY-12-SMV60
Variant of FOSC-SPLICE-TRAYS
FOSC® Fiber Optic Splice Tray Kit, includes 13 splice protection sleeves
HL0017-000 | FOSC-ACC-A-TRAY-12-SMV60
  • Regional Availability: North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Fiber splice tray
SpecificationsSpecs
HL0017-000 | FOSC-ACC-A-TRAY-12-SMV60
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Fiber splice tray
  • Regional Availability: North America
JI945R-000 | FOSC450-C6-6-NT-0-C6V JI945R-000 | FOSC450-C6-6-NT-0-C6V
Variant of FOSC-450
FOSC® 450 C6 Fiber Optic Splice Closure, Gel Cable sealing, no pre-installed tray, 6 cable attach., six ground feedthrough lugs, with test valve
JI945R-000 | FOSC450-C6-6-NT-0-C6V
  • Regional Availability: Latin America | North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 192
  • Splicing Capacity, Mass Fusion, ...: 864
SpecificationsSpecs
JI945R-000 | FOSC450-C6-6-NT-0-C6V
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Single-ended | round fiber closure
  • Cable Ports Quantity, total: 6 round ports
  • Cable Sealing Type: Compressed gel
  • Closure Sealing Type: Dome-to-base clamp with O-ring
  • Closure Style: Single-ended
  • Flash Test Valve: Pre-installed
  • Splicing Type, Supported: Mass fusion | Single fusion
  • Main Cable Diameter, maximum: 25 mm | 0.984 in
  • Splicing Capacity, Single Fusion...: 192
  • Splicing Capacity, Mass Fusion, ...: 864
  • Regional Availability: Latin America | North America
JL0937-000 | FOSC-ACC-D-TRAY-72-SMV60 JL0937-000 | FOSC-ACC-D-TRAY-72-SMV60
Variant of FOSC-SPLICE-TRAYS
FOSC® Splice Tray Kit, includes 75 splice protection sleeves
JL0937-000 | FOSC-ACC-D-TRAY-72-SMV60
  • Regional Availability: North America
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Fiber splice tray
SpecificationsSpecs
JL0937-000 | FOSC-ACC-D-TRAY-72-SMV60
  • Product Brand: FOSC®
  • Product Series: FOSC 450
  • Product Type: Fiber splice tray
  • Regional Availability: North America
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Fiber optic splice closures (FOSC)

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FOSC-400-data-sheet-322615ae-hero500
Data Sheet

FOSC 400: Fiber optic splice closure

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          • FOSC400 Fiber Splice Closures

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