Chassis Mount M4L Series More-4-Less International Transformers Greater Performance in Less Space Boasting superior isolation, the M4L series of transformers provide more than 12 mm creepage distance between the input and output windings. Constructed of materials to support up to 60C ambient environments. General Specifications Power - 300, 450, 600 and 1000 VA ratings Dielectric Strength - 4.0 kV Available Input Voltage - 100, 105, 115, 125, 200, 210, 215, 230, 250 V 50/60 Hz Output voltage - 115 V Touch-Safe terminals (IP20 type) offer a screw/binding clamp for hard wiring and 3/16 & 1/4 Fast-On connections Insulation System - Class F (155C) UL 1446 File E66312 Leakage Current - agency tested < 30 micro Amps Flame Rating - UL 94-V0 Agency Certifications UL Standards - UL 5085-1, UL 5085-2, UL 60601-1, UL 60950-1, UL 1097, UL 2097 Meets - UL 864, UL 913, UL 916, UL 924, UL 1012, UL 1069 & UL 1238 CSA Standards - 22.2 66.1, File 221070 IEC / EN Standards - IEC / EN 60950, (VDE License 1447) CE Compliance - VDE Declaration of Conformity 73/23/EEC RoHS Compliant belfuse.com/signalM4L Series Datasheet Part Number Selection VA Sec RMS Part Number Size Rating M4L-1-3 M4L-2-3 M4L-3-3 300 115 V 2.6 A M4L-1-4 M4L-2-4 M4L-3-4 450 115 V 3.9 A M4L-1-6 M4L-2-6 M4L-3-6 600 115 V 5.2 A M4L-1-10 M4L-2-10 M4L-3-10 1000 115 V 8.7 A Mechanical Specifications L W H A B C ML MW Weight Mounting Part Number Screw Inches (mm) lbs (kg) 4.20 4.08 3.75 1.33 0.62 3.12 2.50 3.12 7.0 M4L-1-3 M4L-2-3 M4L-3-3 10 (106.68) (103.51) (95.3) (33.8) (15.9) (79.4) (63.5) (79.4) (3.18) 4.46 4.33 4.50 1.33 0.75 3.75 3.00 3.25 11.0 M4L-1-4 M4L-2-4 M4L-3-4 10 (113.28) (110) (114.3) (33.8) (19.1) (95.3) (76.2) (82.6) (5) 4.46 5.08 4.50 1.33 0.75 3.75 3.00 4.06 14.3 M4L-1-6 M4L-2-6 M4L-3-6 10 (113.28) (129.03) (114.3) (33.8) (19.1) (95.3) (76.2) (103.2) (6.49) 4.89 5.70 5.25 1.33 0.87 4.37 3.50 4.68 22.0 M4L-1-10 M4L-2-10 M4L-3-10 1/4 (124.20) (144.78) (133.4) (33.8) (22.2) (111.1) (88.9) (119.1) (10.0) M4L-1 125V 115V M4L-3 115V 105V 115V 100V 50/60 Hz 0V 0V 50/60 Hz 115V Primary Secondary 0V Primary M4L-2 250V 115V 230V 0V 100V 115V Secondary 210V 50/60 Hz 50/60 Hz 0V 0V 0V Primary Primary Secondary RoHS Compliant Custom versions available upon request. 128 Atlantic Avenue, Lynbrook, NY 11563 Toll Free 866-239-5777 Tel 516-239-5777 Fax 516-239-7208 sales signaltransformer.com techhelp signaltransformer.com belfuse.com/signal 2019 Signal Transformer Specifications subject to change without notice M4L Series 12.19