01 Electronic Modules – Bolec Electronics

SIGNAL INTERFACES | SPEED SWITCHES | ALARMS | TIMERS

Bolec makes a broad range of flexible and useful electronic modules that help to protect your capital equipment in the harshest environments. Our modules include speed switches, signal conversion modules,timers, alarms, watchdogs and others. Easy to install and calibrate in the field.

Model Number	Description	Spec sheet
ERB205 Electronic Ratio Box 12/24VDC	SIGNAL The Electronic Ratio Box is designed to give a permanent fixed ratio signal output from a continuously varying input signal. This could Read More…	View PDF	Email Us
DB1-128 Signal Amplifier/Divider 12/24VDC	SIGNAL The DB1-128 is a general purpose module designed to work with most standard automotive or diesel speedo’s and tachometers as used in Read More…	View PDF	Email Us
SC303 Sender Corrector Module 12V and 24V	SIGNAL The SC303 has been designed to correct the problem that occurs when an original vehicle sender is not available to match a Read More…	View PDF	Email Us
SS501 Dual Speed/Rev Switch 12/24VDC Multi Range with Display	SPEED The Microprocessor controlled electronic switch module can be programmed for a number of different functions. Typically used to monitor road speed, engine Read More…	View PDF	Email Us
SS301 Speed/Rev Switch 12/24VDC Multi Range	SPEED The SS301 has been designed to work with all standard signal inputs and to give a relay contact (ground signal) out once Read More…	View PDF	Email Us
WL601 Low Water Level Alarm Kit 7sec delay 12/24VDC	ALARM The WL601 water level alarm is designed to give an alarm output when the level in an automotive radiator falls below a Read More…	View PDF	Email Us
WL601P Low Water Level Probe (push on)	ALARM Low water probe standard for WL601. Overall length 55mm. Probe depth approx. 35mm. Rubber 9.5 x 16mm.	View PDF	Email Us
WL601PS1 Low Water Level Probe (1/4 NPT thread)	ALARM Low water probe 1/4NPT. Overall length 2.5″ (63mm). Probe depth approx 1″ (25mm). Screw in with brass solder bush	View PDF	Email Us
FL301 1 Gauge Alarm	ALARM The FL301 – Multifunction Alarm is designed to give an alarm output when the reading on a particular gauge passes a predetermined level. The Read More…	View PDF	Email Us
EA101 Three Gauge Alarm	ALARM The EA101 three gauge adjustable alarm is designed to give an alarm output when the reading on any one of three gauges Read More…	View PDF	Email Us
TM301 Timer m/function 0-60sec/min (6hr to order) 12/24VDC	TIMER The TM301 timer is a multi function timing module designed to give normally open and normally closed volt-free contact output in 12 Read More…	View PDF	Email Us