Check out PI Manufacturing's helpful video balun chart below to find the right video balun for you.
Series

NVA-P-100

NVA-P-100-CABLE

NVA-P-100-PW

NVA-P-100-SP

NVA-P-110-PW

NVA-P-110-SP

NVA-P-110-PW-SG

NVA-P-110-SP-SG

NVA-P-201

NVA-P-201-ADA

NVA-P-202-PW

NVA-P-202-ADA

NVA-P-202-G-PW

NVA-P-202-G-ADA

NVA-870-BS78-PW

NVA-870-BS78-SP

NVA-871-BS-PW

NVA-871-78-PW

NVA-871-78-SP

NVA-871-SG-PW

NVA-871-SG-SP

NVA-875-BS78-PW

NVA-875-BS78-SP

NVA-P-301-PW

NVA-P-305-PW

NVA-A-100-C

NVA-A-100-M

NVA-A-101-C

NVA-A-101-M

NVA-A-102-C

NVA-A-102-M

NVA-A-103-C

NVA-A-103-M

NVA-A-201

NVA-A-201-ADA

PIVB862-BPC-AM

PIVB862-BPM-AE

NVA-300-4P-RXTB

NVA-300-4POWER

NVA-300-4P-RXAE

NVA-400-4P-RXTB

NVA-400-4POWER

NVA-445-4POWER

RACK-200-810

RACK-200-819

RACK-016

RACK-016-2

RACK-016-45-SP

RACK-016-485-SP

RACK-016-TM-SP

Passive
Active
Camera Side
Monitor Side
Video / Power Cables Attached
BNC Male
BNC Female
F-Type Male
F-Type Female
Terminal Type
RJ-45 Plug Type
Screw Type
DC Power Male
DC Power Female
Ports 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 4 4 4 4 4 4 5 9 16 16 16 16 16
Video Only
Video and Power
Video, Power, RS485
Power Pass-Thru
Power Converted
Surge Protector
Poly Fuse
Rack Mountable
Balance and Gain Control
500ft
1000ft
3000-6000ft
250mA
500mA
750mA
1.5mA
Plastic Casing
Metal Casing