Following are the Mark I and II Replacement Parts we stock or source. If you are interested in a part that is not listed here, please call to see if we service and supply it.

| MARK I and II PARTS | |
|---|---|
| PART NUMBER | DESCRIPTION |
| IC3500A404A2 | FILTER ASSEMBLY |
| IC3506A116E18 | BULK PWR SUPPLY TRANSFORMER |
| IC3600AAIB1 | ANALOG INTERFACE |
| IC3600ADAD1 | DIODE D/A CONVERTER |
| IC3600AEXA1 | EXPANDER CARD |
| IC3600AIAC1 | LOW LEVEL AMPLIFIER |
| IC3600AIAD1 | TRANSLATING ISOLATOR |
| IC3600AJBA1 | JUMPER BOARD |
| IC3600AMIP1 | SINGLE END MULTIPLEX |
| IC3600AOAC1 | OPERATIONAL AMPLIFIER |
| IC3600AOAH1 | OPERATIONAL AMPLIFIER |
| IC3600AOAL1 | OPERATIONAL AMPLIFIER |
| IC3600APAB1 | POWER AMPLIFIER |
| IC3600AVIA1 | VOLTAGE ISOLATOR |
| IC3600AVSA1 | VOLTAGE SENSITIVE RELAY |
| IC3600DLIG1 | DIO INTERFACE |
| IC3600DLIJ1 | DLC AIR INTERFACE |
| IC3600DLIK1 | SPEEDTRONIC INTFC |
| IC3600DLIL1 | DIO INTERFACE |
| IC3600EPSA1 | 100 VOLT REGULATOR |
| IC3600EPSB1 | CONVERTER 28V TO 6V |
| IC3600EPSC1 | INVERTER DRIVER |
| IC3600EPSD1 | 28 VDC SOURCE |
| IC3600EPSE1 | INDICATOR CARD |
| IC3600EPSK1 | 75 POWER SUPPLY CONVERTER |
| IC3600EPSM1 | POWER SUPPLY CARD |
| IC3600EPSN1 | 12V or 28V PWR. SUP. CONVERT. |
| IC3600EPSS1 | N50 TO N12 REG.CARD |
| IC3600EPSU1 | DC/DC PWR SUP INV. 1st |
| IC3600EPSV1 | DC/DC PWR SUP INV. 2nd |
| IC3600EPSW1 | 12V or 5.3V REGULATOR |
| IC3600EPSX1 | N12 1.5a REGULATOR |
| IC3600EPSY1 | 28V REGULATOR |
| IC3600KMRA1 | MEDIUM DUTY RELAY |
| IC3600KMVB1 | RELAY CARD |
| IC3600KMVH1 | RELAY CARD |
| IC3600KRSD1 | REED RELAY CARD |
| IC3600KRSE1 | REED RELAY CARD |
| IC3600KVSA1 | ZERO SPEED RELAY |
| IC3600LANB1 | ANNUNCIATOR |
| IC3600LCDA1 | CLOCK/LOGIC DRIVER |
| IC3600LGXA1 | GATE EXPANDER |
| IC3600LIBA1 | INPUT BUFFER |
| IC3600LIBB1 | INPUT BUFFER |
| IC3600LINA1 | LIGHT INDICATOR |
| IC3600LINE1 | LIGHT INDICATOR |
| IC3600LING1 | INDICATOR – CONTACTS |
| IC3600LIVA1 | LOGIC INVERTER |
| IC3600LIVD1 | LOGIC INVERTER |
| IC3600LIVF1 | LOGIC INVERTER |
| IC3600LLEA1 | LOGIC ELEMENT |
| IC3600LLXA1 | LOGIC EXPANDER |
| IC3600LRDC1 | RELAY DRIVER – 100ma |
| IC3600LRDD1 | RELAY DRIVER – 250 ma |
| IC3600LRDH1 | RELAY DRIVE |
| IC3600LRDJ1 | RELAY DRIVER 100 ma |
| IC3600LRLB1 | REVERSING and LOGIC BINARY |
| IC3600LSFD1 | INPUT BUFFER |
| IC3600LSRB1 | SHIFT REGISTER – 20 KC |
| IC3600LSSA1 | SINGLE SHOT |
| IC3600LTDA1 | TIME DELAY |
| IC3600MEXB1A | CARD EXTENDER |
| IC3600PTJA1 | LVDT TRANSFORMER |
| IC3600QEAA1 | INTERFACE CARD |
| IC3600QIXA1 | INTERFACE JUMPER CARD |
| IC3600QIXB1 | INTERFACE JUMPER CARD |
| IC3600QOXA1 | OVERSPEED SENSOR |
| IC3600QOXB1 | OVERSPEED SENSOR |
| IC3600QOXC1 | OVERSPEED SENSOR |
| IC3600QSCR1 | RTD SIGNAL CONDITIONING |
| IC3600SASC1 | MICROSYNCHRONIZER |
| IC3600SBIA1 | RATIO AND BIAS INPUT |
| IC3600SBMA1 | BUS MONITOR |
| IC3600SBMB1 | BUS MONITOR and CONTROL |
| IC3600SCBA1 | COMPONENT BOARD |
| IC3600SCBD1 | COMPONENT BOARD |
| IC3600SCBE1 | 7 COMPONENT CARD |
| IC3600SCBN1 | COMPONENT BOARD |
| IC3600SCZA1 | CALIBRATOR VOLT SOURCE |
| IC3600SFIA1 | FLAME INDICATOR |
| IC3600SFIB1 | FLAME INDICATOR |
| IC3600SFKA1 | VCE SPLITTER |
| IC3600SFKC1 | FUEL VALVE CONTROL |
| IC3600SFKD1 | FUEL SPLITTER |
| IC3600SFKK1 | FUEL VALVE CONTROL |
| IC3600SFKL1 | FUEL SPLITTER |
| IC3600SFPB1 | GENERATOR DRIVE |
| IC3600SFRA1 | FREQUENCY REFERENCE |
| IC3600SFUA1 | FUEL FLOW CONTROL |
| IC3600SFUC1 | FUEL VALVE CONTROL |
| IC3600SGDA1 | GROUND DETECTOR |
| IC3600SGDD1 | GROUND DETECTOR |
| IC3600SGDE1 | GROUND DETECTOR |
| IC3600SGDF1 | GROUND DETECTOR |
| IC3600SHPB1 | HIGH PRESSURE |
| IC3600SIXD1 | RESERVE SLOT FILL |
| IC3600SIXH1 | INTERFACE CARD ANNUNCIATOR |
| IC3600SLCA1 | LOAD CONTROL |
| IC3600SLEH1 | LOGIC ELEMENT |
| IC3600SLPA1 | LOW PRESSURE |
| IC3600SLSB1 | LOW CYCLE FATIGUE |
| IC3600SLSC1 | LOW CYCLE FATIGUE |
| IC3600SMAA1 | METER AMPLIFIER |
| IC3600SNCA1 | NOZZLE CONTROL |
| IC3600SNCB1 | NOZZLE CONTROL |
| IC3600SNCC1 | NOZZLE CONTROL |
| IC3600SNCF1 | NOZZEL CONTROL |
| IC3600SNCG1 | NOZZLE CONTROL |
| IC3600SOSF1 | LVDT OSCILLATOR |
| IC3600SOSG1 | LVDT OSCILLATOR |
| IC3600SOTD1 | OVERTEMPERATURE TRIP |
| IC3600SOTE1 | OVERTEMPERATURE ALARM |
| IC3600SOTG1 | OVERTEMPERATURE ALARM |
| IC3600SOTH1 | OVERTEMPERATURE TRIP |
| IC3600SOTJ1 | OVERTEMPERATURE PROT |
| IC3600SOTK1 | OVERTEMPERATURE PROT |
| IC3600SPOA1 | PEAKING OSCILLATOR |
| IC3600SPRA1 | PULSE RATE – ANALOG |
| IC3600SPRB1 | FREQUENCY TO ANALOG |
| IC3600SPSZ1 | POWER SUPPLY AND OUTPUT |
| IC3600SSDA1 | SET. CONT. DROOP CONTROL |
| IC3600SSFG1 | SOLENOID FILTER |
| IC3600SSKA1 | STARTUP CONTROL |
| IC3600SSKC1 | STARTUP CONTROL |
| IC3600SSKE1 | STARTUP CONTROL |
| IC3600SSLA1 | SETPOINT CONTROL |
| IC3600SSLB1 | SETPOINT CONTROL |
| IC3600SSLD1 | SETPOINT CONTROL |
| IC3600SSLE1 | SETPOINT CONTROL |
| IC3600SSVA1 | SERVO VALVE CONTROL |
| IC3600SSVB1 | SERVO PRESSURE CONTROL |
| IC3600SSVC1 | SERVO VALVE CONTROL |
| IC3600SSVD1 | SERVO VALVE CONTROL |
| IC3600SSVE1 | SERVO VALVE DRIVER |
| IC3600SSVF1 | SERVO VALVE FEEDBACK |
| IC3600SSVG1 | SERVO VALVE DRIVER |
| IC3600SSVJ1 | SERVO VALVE PROTECT |
| IC3600SSZA1 | SPEED CONTROL |
| IC3600SSZB1 | SPEED CONTROL |
| IC3600SSZD1 | SPEED CONTROL |
| IC3600SSZE1 | SPEED CONTROL |
| IC3600STDB1 | TIME DELAY |
| IC3600STDC1 | TIME DELAY |
| IC3600STFA1 | OVERSPEED TEST FUNCTION |
| IC3600STKA1 | TEMPERATURE CONTROL |
| IC3600STKB1 | TEMPERATURE CONTROL |
| IC3600STKD1 | TEMPERATURE CONTROL |
| IC3600STKH1 | TEMPERATURE CONTROL |
| IC3600STKJ1 | THERMOCOUPLE AMPLIFIER |
| IC3600STKK1 | TEMPERATURE CONTROL |
| IC3600STKL1 | TEMPERATURE METER AMPLIFIER |
| IC3600STKP1 | PEAKING OPERATION |
| IC3600STSA1 | PCD POWER SUPPLY |
| IC3600SVDA1 | VIBRATION PROTECTION |
| IC3600SVDB1 | VIBRATION CALIBRATION |
| IC3600SVDC1 | VIBRATION DETECTOR |
| IC3600SVDD1 | VIBRATION CALIBRATOR |
| IC3600SVDE1 | VIBRATION ALARM |
| IC3600SVFA1 | VOLT. TO FREQ. CONVERTER |
| IC3600SVSA1 | HP SPEED SENSOR |
| IC3600SVSB1 | LP SPEED SENSOR |
| IC3600SVSC1 | SPEED RELAY DRIVER |
| IC3600SVSD1 | SPEED SENSOR |
| IC3600SVSE1 | SPEED SENSOR |
| IC3600SVSF1 | SPEED SENSOR |
| IC3600SVZA1 | 12 VDC or 28 VDC REGULATOR |
| IC3600SVZB1 | 50 VDC REGULATOR |
| IC3600SVZD1 | REGULATOR CARD |
| IC3600VANA1 | ANNUNCIATOR 1st FAULT |
| IC3600VANB1 | ANNUNCIATOR MASTER |
| IC3600VBCU1 | BINARY COUNTER |
| IC3600VDAC1 | D to A CONVERTER 11 BIT |
| IC3600VDAD1 | D to A CONVERTER |
| IC3600VMPA1 | MECHANICAL PROTECTIVE |
| IC3600VORA1 | OR LOGIC |
| IC3600VRCC1 | REVERSIBLE COUNTER |
| IC3601A214A | 50 VDC POWER SUPPLY |
| IC3601A228A | 28 VDC POWER SUPPLY |
| IC3601A238A | 12 VDC POWER SUPPLY |
| IC3601A250A | 5.3 VDC, 6A POW. SUP. REG. |
| IC3601A250B | 12 VDC POWER SUPPLY |
| IC3601A254A | DC/DC BULK SUPPLY |
| IC3603A107A | ASSEMBLY – DIODE |
| IC3603A111A | ASSEMBLY – DIODE |
| IC3603A161B | Heat Sink / Transistor Assembly |
| IC3603A162B | Heat Sink / Transistor Assembly |
| IC3603A163B | Heat Sink / Transistor Assembly |
| IC3603A166A | AC & DC SOURCE |
| IC3603A167A | |
| IC3603A177CF2 | POTTED RELAY |
| IC3603A177AD2 | POTTED RELAY |
| IC3603A177AF2 | POTTED RELAY |
| IC3603A177AG2 | POTTED RELAY |
| IC3603A271A | THERMO. AVG. MODULE |
| IC3603A271B | THERMO. AVG. MODULE |
| IC3603A271C | THERMO. AVG. MODULE |
| IC3603A277A | THERMO. AVG. MODULE |
| IC3603A277B | THERMO. AVG. MODULE |
| IC3603A277C | THERMO. AVG. MODULE |
| IC3603A278A | THERMO. PROCESS. MODULE |
| IC3603A278B | THERMO. PROCESS. MODULE |
| IC3603A278E | THERMO. PROCESS. MODULE |
| IC3603A278F | THERMO. PROCESS. MODULE |
| IC3603A279A | THERMO. PROCESS. MODULE |
| IC3603A279B | THERMO. PROCESS. MODULE |
| IC3603A280A | ASSEMBLY – TRANSISTOR |
| IC3603A281A | ASSEMBLY – HEAT SINK |
| IC3603A282A | ASSEMBLY – REGULATOR INVERTER |
| IC3603A285A | ASSEMBLY – SOURCE SELECTOR |
| IC3603A290A | ASSEMBLY – RECTIFIER FILT |
| IC3603A291A | ASSEMBLY – RECTIFIER ISOLATOR |
| IC3603A316A | ASSEMBLY – SEMTECH/DIODE |
| IC3603A326A | ASSEMBLY – HEAT SINK |
| IC3603A328A | ASSEMBLY – ZENERDIODE/ SEMTECH |
| IC3603A330A | ASSEMBLY – DIODE |
| IC3606ATCB | THERMO CONDT. PASS |
| IC3606DEXB | CARD EXTENDER |
| IC3606SANB | ANNUNCIATOR MASTER B |
| IC3606SIFA9 | NON-ISOLATED INPUT FILTER 28 VDC |
| IC3606SIIA9 | ISOLATED INPUTS 125VDC/115VAC |
| IC3606SIIE9 | ISOLATED INPUTS 98 VDC/144 VDC |
| IC3606STMG | THERMO. PROCESS. MODULE SW |
| IC3606STMH | THERMO. PROCESS. MODULE SW |
| IC4988A100AA | CALIBRATOR |
| IC3600SIXM | /RM OBS:INTERFACE CARD |
* Speedtronic and Directomatic are trademarks of the General Electric Company.