Other Electronic Parts and Equipment Merchant Wholesalers · New Hampshire

Insulectro Londonderry

Name: Insulectro Londonderry Workplace Safety Data
Creator: PlainSafetyScore
License: https://creativecommons.org/publicdomain/zero/1.0/

Londonderry, NH · ~28 workers · 6 years of OSHA Injury Tracking Application data.

Compiled by PlainSafetyScore · August 25, 2026

A
Excellent Safety Record: 0.7
Avg TCR: 2.2
Industry avg: 0
Fatalities

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The verdict

Insulectro Londonderry runs at 33% of its industry's injury rate - far safer than the typical Other Electronic Parts and Equipment Merchant Wholesalers workplace, earning a grade A.

Insulectro Londonderry: 0.7 TCR = 33% of Other Electronic Parts and Equipment Merchant Wholesalers BLS 2.2 · 6y Form 300A (see methodology below)

Insulectro Londonderry safety composite

Insulectro Londonderry scores strongest on dart rate (safer than 75% of same-industry peers) and weakest on fatalities (safer than 50%), blended into one 0-100 breakdown against same-industry peers. A missing measure drops out and redistributes its weight rather than deflating the score. This is a per-dimension breakdown, distinct from the single letter grade above it (which weights TCR alone against the BLS industry benchmark).

67/100

Percentile-weighted across 3 of 3 measures

Total Case Rate (TCR): C 0.72 per 100 workers

Safer than 70% of industry peers
DART rate: B 0 per 100 workers

Safer than 75% of industry peers
Fatalities: D 0

Safer than 50% of industry peers

Benchmarked live against every credibly-rated employer in the same NAICS industry code in the current OSHA extract (a segment must have at least 8 rated peers to benchmark). Not a legal or compliance determination; PlainSafetyScore's own weighting (TCR 40%, DART 35%, fatalities 25%).

Insulectro Londonderry held a steady TCR band

Insulectro Londonderry's TCR held near 0.0 from 0.0 in 2017 to 0.0 in 2024. Peak filing year was 2019 at 4.3 TCR. In 2024, DART was 0× this establishment's average TCR (severity share of cases).

2017=0.0 · 2018=0.0 · 2019=4.3 · 2022=0.0 · 2023=0.0 · 2024=0.0

OSHA ITA Form 300A scorecard

Establishment book 423690 · Londonderry, NH AT/BELOW-IND · SMALL

Grade A · TCR 0.7 · 33% of ind

DART 0.0 DART
RANK P70
PHOTO ARW32 10900 HAMPSHIR…
BOOK 6y book
INJ 1 inj
SIZE ~28 FTE

Nearest TCR peer: ARW32 10900 HAMPSHIRE AVENUE SOUTH (0.0 TCR gap)

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0.7
ARW32 10900 HA

0.7
Dee Electronic

0.7
OR2

0.7
4028-JV000

0.7

What this shows Insulectro Londonderry averages 0.7 TCR (33% of the Other Electronic Parts and Equipment Merchant Wholesalers BLS benchmark).

Insulectro Londonderry TCR series: 2017=0 · 2018=0 · 2019=4.3 · 2022=0 · 2023=0 · 2024=0 · BLS 2.2

Where Insulectro Londonderry falls in its industry

155 Other Electronic Parts and Equ establishments

Safer than 70% of graded establishments in this industry, whose median TCR is 1.4.

Grade A

More dangerous than peersSafer than peers

Insulectro Londonderry (28 employees, TCR 0.7) among 29 same-industry peers, split at the industry median of 76 employees and a TCR of 1.4

Insulectro Londonderry has fewer employees than the Other Electronic Parts and Equipment Mer median and a lower injury rate than the industry's median TCR of 1.4. Workforce size and injury rate do not always move together within the same industry -- some of its smaller peers run higher rates than its larger ones, and vice versa.

Year-by-Year Safety Data

Year	TCR	Injuries
2024	0.0	0
2023	0.0	0
2022	0.0	0
2019	4.3	1
2018	0.0	0
2017	0.0	0

OSHA ITA peer cross-reference

Establishment peer ledger

423690 · NH · Londonderry

155 Other Electronic Parts and Equipment Merchant Wholesalers employers nationwide with a credible TCR · 2,718 rated employers in New Hampshire with headcount on file · 105 employers in Londonderry, NH · 4 cross-state NAT-TCR peers · 4 cross-state NAT-SIZE peers. Closest matches by relationship code are listed below.

Rel	Establishment	Place	Metric
NAICS-TCR	ARW32 10900 HAMPSHIRE AVENUE SOUTH	BLOOMINGTON, MN	0.7 TCR
NAICS-TCR	Dee Electronics	DES MOINES, IA	0.7 TCR
NAICS-TCR	OR2	HILLSBORO, OR	0.7 TCR
NAICS-TCR	4028-JV000	CENTENNIAL, CO	0.7 TCR
STATE-SIZE	Newington Station	NEWINGTON	28 FTE
STATE-SIZE	Burgess Biopower	BERLIN	28 FTE
STATE-SIZE	Stephens Marquis Associates Inc	MERRIMACK	28 FTE
STATE-SIZE	All States Construction, Inc (Winchester NH )	WINCHESTER	28 FTE
CITY-NEAR	L3Harris	Londonderry	893 FTE
CITY-NEAR	L3 Technologies, Insight Division	Londonderry	857 FTE
CITY-NEAR	HARVEY BUILDING PRODUCTS, LONDONDERRY NH	Londonderry	532 FTE
CITY-NEAR	Market Basket #42	Londonderry	524 FTE
NAT-TCR	Myerstown	Myerstown, PA	0.7 TCR
NAT-TCR	Shiel Sexton Company	Indianapolis, IN	0.7 TCR
NAT-TCR	Quality Steel Fabricators, Inc.	Poway, CA	0.7 TCR
NAT-TCR	M. O'Herron Company	Pittsburgh, PA	0.7 TCR
NAT-SIZE	Stericycle - Carolina,PR	Carolina, PR	28 FTE
NAT-SIZE	Wasatch Residential	Salt Lake City, UT	28 FTE
NAT-SIZE	Monoflo International	Ottawa, KS	28 FTE
NAT-SIZE	Redwood Empire Woodland	Woodland, CA	28 FTE

Rel codes: NAICS-TCR · STATE-SIZE · CITY-NEAR · NAT-TCR/NAT-SIZE cross-state. Read with this employer →

Data Source: OSHA Injury Tracking Application (ITA), mandatory establishment-level injury/illness reports. Grades compare employer Total Case Rate (TCR) to BLS IIF industry benchmarks. Data covers years reported by this establishment: 2024, 2023, 2022, 2019, 2018, 2017. This is publicly available government data - not a legal determination of workplace conditions.

Read our methodology - how this data is sourced, computed, and verified.

Data sourced from official public datasets. See our methodology for details.