Insulated rail joiners are required to provide electrical breaks where Electrofrog turnouts are used.
Peco SL-11 Peco Insulated Rail Joiners
Peco SL-11 HO Code 100 Insulated Rail Joiner by PECO
Peco SL-11 Insulated Rail Joiners (Suitable for O Scale Bullhead Rail)
PECO SL-111 Insulated Rail Joiners Code 75 & 83 rail (12 pk) OO Gauge Fishplates
Peco SL-311 Insulated Rail Joiners (12) - N Gauge
Peco SL-11 Nylon Insulated Rail Joiners/Fishplates HO/OO/O/O-16.5 Code 100 & 124