Metal-OxideVaristors (MOVs)
Radial Lead Varistors > LA Varistor Series
Part Numbering System
OPTION CODES
BASE PART CODES
(See notes below)
(See Ratings & Specifications tables and notes below)
P W XXXXX
V XXXX LA XX X
See OPTIONS CODES notes below
For “VARISTOR”
V
M(AC)
(Three or four digits -- 130V to 1,000V)
For standard parts, use the BASE PART designator only.
For parts with non-standard options (such as additional form, packaging
and lead space options), use BASE PART + OPTION CODE.
OPTION CODE items are subject to availability and minimum order
requirements. Please contact a Littelfuse products representative for
additional information or questions
SERIES + PACKAGING / LEAD STYLE
DESIGNATOR
(See BASE PART CODES notes below)
LA = Bulk Pack / Straight Leads (standard)
LC = Bulk Pack / Crimped and Trimmed Leads
LS = Tape and Reel / Straight Leads
LT = Tape and Reel / Crimped Leads
LU = Tape and Reel / Under-Crimped Leads
RELATIVE ENERGY INDICATOR
(One or Two Digits)
CLAMP VOLTAGE VARIANT
(One digit, where applicable)
LEAD-FREE, HALOGEN-FREE AND
RoHS COMPLIANT INDICATOR
COPPER ELECTRODE
Ordering Notes:
BASE PART CODES:
OPTION CODES:
X10: 10mm lead spacing option --
Series + Packaging / Lead Style Designators:
Ordering examples:
For 10 (-/+1) mm lead spacing (available on 20mm
diameter models only), append standard model
BASE PART number with "X10." Example:
Straight
Lead
Bulk Pack
(standard)
Straight
Lead
Tape &
Reel
Crimped
Lead
Tape &
Reel
Crimped &
Trimmed
Lead
Under-
Crimp
Lead
Tape &
Reel
Standard Model
Order As
Bulk Pack
V130LA20AP
V130LA20APX10
V130LA2P V130LS2P
V130LT2P
V130LC2P V130LU2P
X2855: Nickel Barrier coated wire option --
All standard parts use tinned copper clad steel wire.
Nickel Barrier coated wire is available as an option,
consisting of Copper wire with a flashing of Nickel
followed by a top coating ofTin. To order append standard
model BASE PART number with "X2855." Example:
Crimped leads are standard on LA Series varistors supplied in
tape and reel, denoted with "LT." For crimped leads without
trimming and any varitions other than that described above,
please contact Littelfuse.
Littelfuse LA Series varistors are shipped standard in bulk pack
with straight leads and lead spacing outlined in the Package
Dimensions section of this data sheet. Contact your Littelfuse
sales representative to discuss non-standard options.
Standard Model
Order As
V130LA20AP
V130LA20APX2855
X1347: Hi-Temperature phenolic coating option --
Phenolic Coated LA Series devices are available with improved
maximum operating maximum temperature of 125°C.
To order, add X1347 to end of part number
(Example: V230LA20APX1347).
For additional information please refer to the section labeled
"Phenolic Coating Option" on the third page of this document
under the "Electrical Characteristics" table.
© 2018 Littelfuse, Inc.
Specifications are subject to change without notice.
Revised: 12/12/18